Prefix | Brand | Product line | Characteristics | Description |
---|---|---|---|---|
E- | NTN | Tapered roller bearings | Material | Bearing with carburized rings and rollers |
EA- | NTN | Tapered roller bearings | Material | E- case hardened steel + carbonitriding |
ECO- | NTN | Tapered roller bearings | Material | ECO Top bearing (ETA- steel + optimized internal design) & interchangeability |
EL | NTN | Tapered roller bearings | Dimension | Extra light series |
EH | NTN | Tapered roller bearings | Dimension | Extra heavy series |
ET- | NTN | Tapered roller bearings | Material | High quality case hardened steel a2 = 1.9 & interchangeability |
ETA- | NTN | Tapered roller bearings | Material | High quality case hardened steel with carbonitriding, a2=2.8 & interchangeability |
H | NTN | Tapered roller bearings | Dimension | Heavy series |
HH | NTN | Tapered roller bearings | Dimension | Heavier than heavy series |
HL- | NTN | Tapered roller bearings | Dimension | HL treatment on the rollers |
HM | NTN | Tapered roller bearings | Dimension | Heavy medium series |
J | NTN | Tapered roller bearings | Dimension | J-Line metric series Belong to ABMA norm. Can be associated with all other ABMA prefix (EL,EH,H,HH,HM,M,LM,L,LL) |
L | NTN | Tapered roller bearings | Dimension | Light series |
LL | NTN | Tapered roller bearings | Dimension | Lighter than light series |
LM | NTN | Tapered roller bearings | Dimension | Light Medium series |
M | NTN | Tapered roller bearings | Dimension | Medium series |
TS2- | NTN | Tapered roller bearings | Material | Heat treatment for operation up to 160°C, for all bearing elements |
2TS2- | NTN | Tapered roller bearings | Material | Heat treatment for operation up to 160°C, for the cone and the cup |
T7FC | NTN | Tapered roller bearings | Others | Steeper angle |
4T- | NTN | Tapered roller bearings | Material | Case hardened steel, a2 = 1.4 & interchangeability |
10X | SNR | Spherical roller bearings | Dimension | Non-ISO dimensions |
WA | NTN | Spherical roller bearings | Dimension | Non-ISO dimensions |
CH | SNR | Tapered roller bearings | Component | Ceramic rolling elements |
FXX | SNR | Tapered roller bearings | Dimension | Modified width for outer ring |
S | SNR | Ball bearings | Material | Stainless steel ball bearing |
CH | SNR | High precision angular contact ball bearings | Component | Hybrid bearing, steel rings and ceramic balls |
ML | SNR | High precision angular contact ball bearings | Others | High precision angular contact bearings for high speeds |
MLCH | SNR | High precision angular contact ball bearings | Others | High precision angular contact bearings with ceramic balls for high speeds |
MLE | SNR | High precision angular contact ball bearings | Others | High precision angular contact bearings for high speeds, double sided non-contact seal |
MLECH | SNR | High precision angular contact ball bearings | Others | High precision angular contact bearings with ceramic balls for high speeds, double sided non-contact seal |
5S | NTN | High precision angular contact ball bearings | Component | Hybrid bearing, steel rings and ceramic balls |
2LA | NTN | High precision angular contact ball bearings | Material | Special material with improved surface treatment |
HSE | NTN | High precision angular contact ball bearings | Others | High precision angular contact bearings for high speeds |
BNS | NTN | High precision angular contact ball bearings | Others | High precision angular contact bearings for high speeds, double sided non-contact seal |
HSF | NTN | High precision angular contact ball bearings | Others | High precision angular contact bearings for super high speed |
TS2- | NTN | Ball bearings | Material | Special thermal treatment up to 160°C |
TS3- | NTN | Ball bearings | Material | Special thermal treatment up to 200°C |
TS4- | NTN | Ball bearings | Material | Special thermal treatment up to 250°C |
2- | NTN | Ball bearings | Component | Concerns inner ring & outer ring only |
7MP- | NTN | Ball bearings | Others | Plastic molded outer ring |
7MC3- | NTN | Ball bearings | Others | Ceramic coated outer ring |
TM- / TMB- | NTN | Ball bearings | Material | Made of bearing steel with special thermal treatment |
TA- / TAB- | NTN | Ball bearings | Material | Made of nitride treated bearing steel |
EC- | NTN | Ball bearings | Others | Expansion adjustment bearing for general purpose |
EC1- | NTN | Ball bearings | Others | Expansion adjustment bearing for high temperature (maxi 150°C) |
EC2- | NTN | Ball bearings | Others | Expansion adjustment bearing for ultra high temperature (maxi 180°C) |
AC- | NTN | Ball bearings | Others | Anti-creeping bearing |
R- | NTN | Ball bearings | Dimension | Inch dimensions |
F- | NTN | Ball bearings | Material | Stainless steel ball bearing |
5- | NTN | Ball bearings | Component | Concerns balls only |
S- | NTN | Ball bearings | Material | Ceramic material |
U-RSH | NTN | Ball bearings | Others | Sensor bearing |
W- | NTN | Ball bearings | Dimension | Modified width |
HL- | NTN | Needle roller bearings | Material | Special needles for better lubrication |
8E- | NTN | Needle roller bearings | Component | Case hardened rings (if massive rings) or cage (if needle and cage assembly) |
8Q- | NTN | Needle roller bearings | Component | Nitrided cage |
7E- | NTN | Needle roller bearings | Material | Case hardened outer ring |
S | SNR | Bearing units | Material | Stainless steel type |
C | SNR | Bearing units | Dimension | Bearing insert with cylindrical outer ring matching JIS norm |
D- | SNR | Bearing units | Material | Ductile housing with standard dimensions (design optimized) |
X | SNR | Bearing units | Others | Bearing insert without shaft fixation |
Z | SNR | Bearing units | Others | Bearing insert for food processing industry |
A- | NTN | Bearing units | Assembly | Bearing insert outer ring: opposite mounting to inner ring |
B- | NTN | Bearing units | Assembly | Bearing insert: 180° mounting to housing |
M- | NTN | Bearing units | Material | Bearing insert inner ring: black oxide coating |
S- | NTN | Bearing units | Component | Bearing unit with steel cover (open version) |
SM- | NTN | Bearing units | Component | Bearing unit with steel cover (closed version) |
C- | NTN | Bearing units | Component | Bearing unit with cast iron cover (open version) |
CM- | NTN | Bearing units | Component | Bearing unit with cast iron cover (closed version) |
AS | NTN | Bearing units | Others | Bearing insert with square bore. AS is basic number. e.g. 1AS08-7/8 |
AH | NTN | Bearing units | Others | Bearing insert with hexagon bore. AH is basic number. e.g. 1AH03-9/16 |
Suffix | Brand | Product line | Characteristics | Description |
---|---|---|---|---|
A | NTN | Tapered roller bearings | Design | Internal design change (for inch items only) |
B | NTN | Tapered roller bearings | Design | Internal modification (for inch items only) |
C | NTN | Tapered roller bearings | Design | Steeper angle for 323xx serie (for metric items only) |
D | NTN | Tapered roller bearings | Design | Steeper angle serie (313xx = 303xxD) (for metric items only) |
DB | NTN | Tapered roller bearings | Assembly | Face to face paired bearings |
DC | NTN | Tapered roller bearings | Assembly | Double cup with one hole counter-bored for lockin pin |
DF | NTN | Tapered roller bearings | Assembly | Face to face arrangement |
DT | NTN | Tapered roller bearings | Assembly | Tandem arrangement |
DU | NTN | Tapered roller bearings | Design | D for steeper angle serie (313xx = 303xxD), U for through hardening steel (for metric items only) |
D1 | NTN | Tapered roller bearings | Design | Lubrication holes & groove |
EW | NTN | Tapered roller bearings | Design | Optimized profile for raceways |
E1 | NTN | Tapered roller bearings | Design | Cut crowning profile (for metric items only) |
J | NTN | Tapered roller bearings | Component | Steel cage |
L | NTN | Tapered roller bearings | Design | Seal feature on cone |
P2 | NTN | Tapered roller bearings | Design | Tolerance class 2 |
P4 | NTN | Tapered roller bearings | Design | Tolerance class 4 |
P5 | NTN | Tapered roller bearings | Design | Tolerance class 5 |
P6 | NTN | Tapered roller bearings | Design | Tolerance class 6 |
P6X | NTN | Tapered roller bearings | Design | Tolerance class 6X |
PX1, PX2, ...PXn | NTN | Tapered roller bearings | Design | Special tolerance |
PK | NTN | Tapered roller bearings | Design | Tolerance class K (ABMA, J series) (for inch items only) |
R | NTN | Tapered roller bearings | Assembly | Cone not be interchanged with other cup |
S | NTN | Tapered roller bearings | Dimension | Outside dimensions modification (for inch items only) |
SA | NTN | Tapered roller bearings | Assembly | Specification for quick assembly of the bearing |
ST | NTN | Tapered roller bearings | Design | Low torque specification |
TD | NTN | Tapered roller bearings | Design | Cone with tapered bore |
U | NTN | Tapered roller bearings | Material | Through hardening steel SUJ2 & interchangeability (for metric items only) |
UTG | NTN | Tapered roller bearings | Design | Ultage design |
V1, V2, ...Vn | NTN | Tapered roller bearings | Design | Particular specification |
X | NTN | Tapered roller bearings | Design | Width of cone B = total width T (for metric items only) |
XU | NTN | Tapered roller bearings | Material | X + Through Hardened Steel + interchangeability (for metric items only) |
X1, X2, …Xn | NTN | Tapered roller bearings | Design | Special corner radii (n = number) |
C2 | NTN & SNR | Spherical roller bearings | Design | Internal radial clearance smaller than standard Cn clearance |
C3 | NTN & SNR | Spherical roller bearings | Design | Internal radial clearance higher than standard Cn clearance |
C4 | NTN & SNR | Spherical roller bearings | Design | Internal radial clearance higher than C3 |
C5 | NTN & SNR | Spherical roller bearings | Design | Internal radial clearance higher than C4 |
B | NTN | Spherical roller bearings | Design | Non Ultage internal design, asymmetrical rollers |
EA | NTN & SNR | Spherical roller bearings | Component | Ultage design, steel cage |
EM | NTN & SNR | Spherical roller bearings | Component | Ultage design, massive brass cage |
EG15 | SNR | Spherical roller bearings | Component | Ultage design, glass-fiber reinforced polyamide cage |
EE | SNR | Spherical roller bearings | Component | Sealed (2 NBR seals) |
EE3 | SNR | Spherical roller bearings | Component | Sealed (2 FKM seals) |
EE4 | SNR | Spherical roller bearings | Component | Sealed (2 HNBR seals) |
LLS | NTN | Spherical roller bearings | Component | Sealed (2 NBR seals) |
F800 | SNR | Spherical roller bearings | Others | Bearing with massive brass cage for vibrating applications, special C4 clearance |
F801 | SNR | Spherical roller bearings | Others | Bearing with massive brass cage for vibrating applications, special C3 clearance |
F802 | SNR | Spherical roller bearings | Others | Bearing with massive brass cage for vibrating applications, special CN clearance |
K | NTN & SNR | Spherical roller bearings | Design | Tapered bore, taper 1:12 |
K30 | NTN & SNR | Spherical roller bearings | Design | Tapered bore, taper 1:30 |
QT70 | SNR | Spherical roller bearings | Component | Bearing volume filled with 70% of grease |
N | SNR | Spherical roller bearings | Design | Groove for snap ring on outer ring |
N1 | SNR | Spherical roller bearings | Design | Anti rotation slot on outer ring |
L | SNR | Spherical roller bearings | Others | Low Noise |
W33 | SNR | Spherical roller bearings | Design | Lubrication groove and lubrication holes on outer ring |
W34 | SNR | Spherical roller bearings | Design | Lubrication holes on outer ring (no lubrication groove) |
D1 | NTN | Spherical roller bearings | Design | Lubrication groove and lubrication holes on outer ring |
L1 | NTN | Spherical roller bearings | Component | Massive brass cage |
UA | NTN | Spherical roller bearings | Component | Ultage design, massive brass cage centered on outer ring for vibrating applications |
A | SNR | Tapered roller bearings | Dimension | Conform to ISO and optimized capacity |
B | SNR | Tapered roller bearings | Design | Steeper angle serie |
C | SNR | Tapered roller bearings | Dimension | Conform to ISO |
DB | SNR | Tapered roller bearings | Assembly | Back to back arrangement |
DF | SNR | Tapered roller bearings | Assembly | Face to face arrangement |
P* | SNR | Tapered roller bearings | Design | Precision class |
P2 | SNR | Tapered roller bearings | Design | Tolerance class 2 |
P4 | SNR | Tapered roller bearings | Design | Tolerance class 4 |
P5 | SNR | Tapered roller bearings | Design | Tolerance class 5 |
P6X | SNR | Tapered roller bearings | Design | Tolerance class 6X |
K | SNR | Ball bearings | Design | Tapered bore, taper 1:12 |
S | SNR | Ball bearings | Design | Spherical outer diameter |
N | SNR | Ball bearings | Design | Groove on outer ring |
NR | SNR | Ball bearings | Design | Groove and snap ring on outer ring |
2RS | SNR | Ball bearings | Component | Contact seal on both sides - Only for stainless steel deep groove ball bearings |
E | SNR | Ball bearings | Component | Contact seal on one side |
EE | SNR | Ball bearings | Component | Contact seals on both sides |
Z | SNR | Ball bearings | Component | Shield on one side |
ZZ | SNR | Ball bearings | Component | Shields on both sides |
G14 | SNR | Ball bearings | Component | Polyamide 6.6 cage |
G15 | SNR | Ball bearings | Component | Polyamide 6.6 cage with glass fibers |
M | SNR | Ball bearings | Component | Massive brass cage, centered on balls |
MA | SNR | Ball bearings | Component | Massive brass cage, centered on outer ring |
MB | SNR | Ball bearings | Component | Massive brass cage, centered on inner ring |
C2 | SNR | Ball bearings | Design | Radial internal clearance, C2 class |
C3 | SNR | Ball bearings | Design | Radial internal clearance, C3 class |
C4 | SNR | Ball bearings | Design | Radial internal clearance, C4 class |
C5 | SNR | Ball bearings | Design | Radial internal clearance, C5 class |
P2 | SNR | Ball bearings | Design | P2 precision class |
P4 | NTN | Ball bearings | Design | P4 precision class |
P5 | SNR | Ball bearings | Design | P5 precision class |
P6 | SNR | Ball bearings | Design | P6 precision class |
Dxxx | SNR | Ball bearings | Component | Grease type if non standard |
EMTR | SNR | Ball bearings | Others | Electric motor product range |
F600 | SNR | Ball bearings | Others | TOPLINE range for very high temperature - Maximum 350°C, 50 rpm - Open bearing with surface treatment |
F605 | SNR | Ball bearings | Others | TOPLINE range for very high temperature - Maximum 350°C, 50 rpm - Open bearing |
F604 | SNR | Ball bearings | Others | TOPLINE range for very high temperature - Maximum 350°C, 50 rpm - Shielded bearing with grease |
FT150 | SNR | Ball bearings | Others | TOPLINE range for high temperature - Maximum 150°C with FKM seals on both sides |
FT150ZZ | SNR | Ball bearings | Others | TOPLINE range for high temperature - Maximum 150°C with shields on both sides |
HT200 | SNR | Ball bearings | Others | TOPLINE range for high temperature - Maximum 200°C with FKM seals on both sides |
HT200ZZ | SNR | Ball bearings | Others | TOPLINE range for high temperature - Maximum 200°C with shields on both sides |
HVZZ | SNR | Ball bearings | Others | TOPLINE range- High speed bearings with shields on both sides |
LT | SNR | Ball bearings | Others | TOPLINE range for Low Temperature - Minimum -40°C with seals on both sides |
LTZZ | SNR | Ball bearings | Others | TOPLINE range for Low Temperature - Minimum -60°C with shields on both sides |
GD2 GD3 GD4 | NTN | High precision angular contact ball bearings | Assembly | Sets of 2, 3, 4 universal bearings |
GL GN GM GH | NTN | High precision angular contact ball bearings | Design | Preloads (Light, Normal, Medium, Heavy) |
H | SNR | High precision angular contact ball bearings | Design | Contact angle 25° |
J74, J84, J94 | SNR | High precision angular contact ball bearings | Design | Preloads (Light, Medium, Heavy) for standard range |
J74S, J84S, J94S | SNR | High precision angular contact ball bearings | Design | Preloads (Light, Medium, Heavy) for high speed range |
LLB | NTN | High precision angular contact ball bearings | Component | Nitrile non-friction seal (-25 to +120°C) |
P42 | NTN | High precision angular contact ball bearings | Design | Precision class JIS 4 for the dimensions and JIS 2 for the run out in rotation |
P4 | NTN | High precision angular contact ball bearings | Design | Precision class JIS 4/ ISO 4 |
T1 | NTN | High precision angular contact ball bearings | Component | Phenolic machined cage |
T2 | NTN | High precision angular contact ball bearings | Component | Plastic, nylon or Teflon cage |
U | SNR | High precision angular contact ball bearings | Assembly | Universal bearing |
DU TU QU | SNR | High precision angular contact ball bearings | Assembly | Sets of 2, 3, 4 universal bearings |
UP | NTN | High precision angular contact ball bearings | Design | Ultra precision |
AD | NTN | High precision angular contact ball bearings | Design | Contact angle 25° |
C | NTN | High precision angular contact ball bearings | Design | Contact angle 15° |
C | SNR | High precision angular contact ball bearings | Design | Contact angle 15° |
DB | NTN & SNR | High precision angular contact ball bearings | Assembly | O layout |
DF | NTN & SNR | High precision angular contact ball bearings | Assembly | X layout |
DT | NTN & SNR | High precision angular contact ball bearings | Assembly | Tandem layout |
G | NTN | High precision angular contact ball bearings | Assembly | Universal bearing |
T2 | NTN | Cylindrical roller bearings | Component | Polyamide cage PA66 + GF |
T2X | NTN | Cylindrical roller bearings | Component | Polyamide cage PA46 + GF |
G1 | NTN | Cylindrical roller bearings | Component | Massive brass cage |
J | NTN | Cylindrical roller bearings | Component | Pressed steel cage |
EA | NTN | Cylindrical roller bearings | Design | Ultage design |
J30 | SNR | Cylindrical roller bearings | Design | = C3 clearance |
J40 | SNR | Cylindrical roller bearings | Design | = C4 clearance |
G15 | SNR | Cylindrical roller bearings | Component | Polyamide cage |
C2 | NTN | Cylindrical roller bearings | Design | Radial internal clearance, C2 class |
C3 | NTN | Cylindrical roller bearings | Design | Radial internal clearance, C3 class |
C4 | NTN | Cylindrical roller bearings | Design | Radial internal clearance, C4 class |
C5 | NTN | Cylindrical roller bearings | Design | Radial internal clearance, C5 class |
P* | NTN | Cylindrical roller bearings | Design | Precision class |
P2 | NTN | Cylindrical roller bearings | Design | Tolerance class 2 |
P4 | NTN | Cylindrical roller bearings | Design | Tolerance class 4 |
P5 | NTN | Cylindrical roller bearings | Design | Tolerance class 5 |
P6X | NTN | Cylindrical roller bearings | Design | 6X precision tolerance class |
A | SNR | Ball bearings | Component | 1 row angular contact ball bearings: Polyamide cage |
B | SNR | Ball bearings | Design | One row angular contact ball bearings : 40° contact angle Double row angular contact ball bearings : Steel cage ; 32° contact angle ; with filling slot |
BG | SNR | Ball bearings | Design | 40° contact angle, universal design |
A | SNR | Ball bearings | Design | Double row angular contact ball bearings : PA66 + flass fiber cage ; 25° contact angle ; no filling slot Double row deep groove ball bearings: PA66 + flass fiber cage ; no filling slot |
N2 | SNR | Ball bearings | Design | Two snap rings on outer ring |
X1, X2, Xn… | NTN | Ball bearings | Design | Chamfer modification |
J | NTN | Ball bearings | Component | Pressed steel cage |
JR | NTN | Ball bearings | Component | Bearing with pressed rivet cage |
Y | NTN | Ball bearings | Component | Pressed brass cage |
JR2 | NTN | Ball bearings | Component | Cage with reinforced type of pressed steel |
F1 | NTN | Ball bearings | Component | Machined carbon steel cage |
F2 | NTN | Ball bearings | Component | Machined stainless steel cage |
L1 | NTN | Ball bearings | Component | Machined brass cage |
L1B | NTN | Ball bearings | Component | Machined brass cage centered on balls |
T2 | NTN | Ball bearings | Component | Polyamide resin molded cage |
T2X | NTN | Ball bearings | Component | Polyamide 6.6 + Glass fiber 25% |
LU, LLU | NTN | Ball bearings | Component | Nitrile double lip contact seal |
LB, LLB | NTN | Ball bearings | Component | Nitrile non-friction seal |
LH, LLH | NTN | Ball bearings | Component | Nitrile low torque seal |
Z, ZZ | NTN | Ball bearings | Component | Steel shield |
Z1, ZZ1 | NTN | Ball bearings | Component | Stainless steel shield |
A | NTN | Ball bearings | Component | Seal made of Polyacryl material |
A1 | NTN | Ball bearings | Component | Seal made of Fluorine material |
A2 | NTN | Ball bearings | Component | Seal made of Silicon material |
W, W-1 | NTN | Ball bearings | Design | Raceway with slot or knock hole or/and tapping hole |
CM | NTN | Ball bearings | Design | Special normal radial internal clearance with tighten tolerances |
/GL | NTN | Ball bearings | Design | Light preload |
/GN | NTN | Ball bearings | Design | Standard preload |
/GM | NTN | Ball bearings | Design | Medium preload |
/GH | NTN | Ball bearings | Design | Heavy preload |
CSnn-n | NTN | Ball bearings | Design | Special clearance |
U | NTN | Ball bearings | Component | Open bearing with existing groove to put seal afterwards |
P63E | NTN | Ball bearings | Design | P6 precision class + C3 internal clearance + electric motor quality |
5K | NTN | Ball bearings | Component | Universal grease for sealed and shielded bearings (-40°C up to +150°C) |
2AS | NTN | Ball bearings | Component | Standard grease for sealed and shielded bearings (-25°C up to +120°C) |
LP03 | NTN | Ball bearings | Component | Standard solid grease |
LP09 | NTN | Ball bearings | Component | Food solid grease |
QT | NTN | Ball bearings | Component | More than 50% grease filling rate |
T2 | NTN | Needle roller bearings | Component | Polyamide cage |
S | NTN | Needle roller bearings | Component | Welded steel cage |
ZW | NTN | Needle roller bearings | Component | Two row cage |
L1 | NTN | Needle roller bearings | Component | Brass cage |
L3 | NTN | Needle roller bearings | Component | Aluminium cage |
F1 | NTN | Needle roller bearings | Component | Machined steel cage |
J, JW | NTN | Needle roller bearings | Component | Special stamped steel cage |
L | NTN | Needle roller bearings | Component | One Seal |
LL | NTN | Needle roller bearings | Component | Two seals |
Z | NTN | Needle roller bearings | Component | One shield |
ZZ | NTN | Needle roller bearings | Component | Shields on both sides |
/2AS | NTN | Needle roller bearings | Component | Grease Shell Alvania 2 |
/3AS | NTN | Needle roller bearings | Component | Grease Shell Alvania 3 |
/LP03 | NTN | Needle roller bearings | Component | Solid Lubrication |
/8A | NTN | Needle roller bearings | Component | Grease Alvania EP2 |
/5K | NTN | Needle roller bearings | Component | Grease Multemp SRL |
X1, X2, Xn… | NTN | Needle roller bearings | Design | Chamfer modification |
A, B, C | NTN | Needle roller bearings | Design | Internal design modified |
CT | NTN | Needle roller bearings | Others | Welded cage + special heat treament on outer ring to increase lifespan |
FM | NTN | Needle roller bearings | Material | Special heat treatment on outer ring to increase lifespan |
D | NTN | Needle roller bearings | Design | Lubrication hole |
D1 | NTN | Needle roller bearings | Design | Lubrication hole + lubrication groove |
D0 | NTN | Needle roller bearings | Design | No lubrication hole (cam followers) |
F | NTN | Needle roller bearings | Component | Special strengthened cage (Cam and Roller Followers) |
C | NTN | Needle roller bearings | Design | Special thread for European interchangeability (cam followers) |
H | NTN | Needle roller bearings | Design | Hexagonal socket (cam followers) |
/L588 | NTN | Needle roller bearings | Component | Pyronoc Universal N6C |
A10 | SNR | Bearing units | Design | Standard housing without grease bore |
AGR | SNR | Bearing units | Component | Bearing insert with high performance seal for agriculture machines |
Bn | SNR | Bearing units | Others | Non-standard bearing insert with various features |
CC | SNR | Bearing units | Component | Bearing unit with narrow steel cover (closed version) |
CCE | SNR | Bearing units | Component | Bearing unit with wide steel cover (closed version) |
CO | SNR | Bearing units | Component | Bearing unit with narrow plate cover for metric shaft (open version) |
COE | SNR | Bearing units | Component | Bearing unit with wide steel cover for metric shaft (open version) |
COEU | SNR | Bearing units | Component | Bearing unit with wide steel cover for imperial shaft (open version) |
COU | SNR | Bearing units | Component | Bearing unit with narrow steel cover for imperial shaft (open version) |
FD | SNR | Bearing units | Others | Bearing insert for food industry |
FG1 | SNR | Bearing units | Others | Bearing insert for food industry |
G2 | SNR | Bearing units | Component | SNR 2 line regreasing system with 4 bores in the OR |
H | SNR | Bearing units | Design | UK bearing insert equipped with adapter sleeve |
H7 | SNR | Bearing units | Design | Special tolerance of spherical bearing seat: H7 |
I | SNR | Bearing units | Dimension | Thermoplastic housing TBL with mounting bores (imperial) |
L3 | SNR | Bearing units | Component | Bearing insert with triple lip seal |
L4 | SNR | Bearing units | Component | Bearing insert with multiple seal and reduced rotation torque |
LP | SNR | Bearing units | Design | Bearing insert with anti rotation pin (opposite side of shaft fixation) |
LPE | SNR | Bearing units | Design | Bearing insert with anti rotation pin (on side of shaft fixation) |
Mn | SNR | Bearing units | Design | Cast housings with metric mounting thread (size) instead of through bore |
N | SNR | Bearing units | Design | Housing designed for steel cover installation (grooves) |
SGn | SNR | Bearing units | Component | Bearing insert filled with special grease |
SRS | SNR | Bearing units | Others | Bearing insert for rubber damping ring use |
T04 | SNR | Bearing units | Others | Bearing insert for operating temp up to -40°C |
T20 | SNR | Bearing units | Others | Bearing insert for operating temp up to +200°C |
W | SNR | Bearing units | Design | Thermoplastic housing without grease bore |
Y | SNR | Bearing units | Material | Design optimized cast housings with standard dimensions and zinc plating |
L | NTN | Bearing units | Design | Cylindrical outer ring width: matching to JIS |
HT2 | NTN | Bearing units | Others | Bearing insert for operating temperature up to +180°C |
CT1 | NTN | Bearing units | Others | Bearing insert for operating temperature up to -60°C |
N | NTN | Bearing units | Material | Material SC460(JIS) |
N1 | NTN | Bearing units | Material | Material FCD450(JIS) |
NX | NTN | Bearing units | Material | Material SS400(JIS) |
D1 | NTN | Bearing units | Component | Relubricatable type |
D2 | NTN | Bearing units | Component | Relubricatable type with anti-rotation ball. Outer diameter with minus tolerance |
D3 | NTN | Bearing units | Component | Relubricatable type with anti-rotation ball. Outer diameter with normal tolerance |
U | NTN | Bearing units | Component | Non-contact shield ("U" is standard for "HT2" and "CT1" types so not shown) |
U1 | NTN | Bearing units | Component | Non-contact seal |
U2 | NTN | Bearing units | Component | Non-contact stainless shield |
LB, LLB | NTN | Bearing units | Component | Non-contact seal (LB: one side, LLB: both sides) |
LU, LLU | NTN | Bearing units | Component | Contact seal (LU:one side, LLU:both sides) |
LS, LLS | NTN | Bearing units | Component | High torque triple lip seal (LS:one side, LLS:both sides) |
LJ, LLJ | NTN | Bearing units | Component | Triple lip seal (LJ: one side, LLJ: both sides) |
N | NTN | Bearing units | Design | Bearing insert with snap ring groove |
NS | NTN | Bearing units | Design | Bearing insert with snap ring groove on opposite side of standard |
NR | NTN | Bearing units | Design | Bearing insert with snap ring groove and snap ring |
NRS | NTN | Bearing units | Design | Bearing insert with snap ring groove and snap ring on opposite side of standard |
W2 | NTN | Bearing units | Component | Bearing insert with knurled cup point set screws |
W3 | NTN | Bearing units | Component | Bearing insert with cup point set screws |
W4 | NTN | Bearing units | Component | Bearing insert with double point set screws |
W5, W55 | NTN | Bearing units | Component | Bearing insert with dog point set screws (W5: 1 piece, W55: 2 pieces) |
W6, W66 | NTN | Bearing units | Component | Bearing insert with key bolt set screws (W6: 1 piece, W66: 2 pieces) |
W7-n | NTN | Bearing units | Component | Bearing insert with special set screws (2 pieces) |
W8 | NTN | Bearing units | Design | Bearing insert with American Standard (ANSI) unified thread system (2 pieces) |
C2 | NTN | Bearing units | Design | Clearance < Normal |
CN | NTN | Bearing units | Design | Normal (bearing unit standard clearance) |
C3 | NTN | Bearing units | Design | Clearance > Normal |
C4 | NTN | Bearing units | Design | Clearance > C3 ("C4" is standard for "HT2" type so not shown) |
C5 | NTN | Bearing units | Design | Clearance > C4 |
-EL | NTN | Bearing units | Design | No eccentric locking collar for eccentric locking collar type |
-S | NTN | Bearing units | Design | Housing designed for steel cover installation (grooves) |
NR | NTN | Ball bearings | Design | Groove and snap ring on outer ring |
N | NTN | Ball bearings | Design | Groove on outer ring |
K | NTN | Ball bearings | Design | Tapered bore (1:12) |
C2 | NTN | Ball bearings | Design | Radial internal clearance, C2 class |
C3 | NTN | Ball bearings | Design | Radial internal clearance, C3 class |
C4 | NTN | Ball bearings | Design | Radial internal clearance, C4 class |
C5 | NTN | Ball bearings | Design | Radial internal clearance, C5 class |
P2 | NTN | Ball bearings | Design | P2 precision class |
P4 | SNR | Ball bearings | Design | P4 precision class |
P5 | NTN | Ball bearings | Design | P5 precision class |
P6 | NTN | Ball bearings | Design | P6 precision class |
B | NTN | Ball bearings | Design | 40° contact angle |
BG | NTN | Ball bearings | Design | 40° contact angle, universal design |
-C | NTN | Bearing units | Design | ntn-bearing_units-design--c-description to translate |