• English
  • Français
  • Deutsch
  • Italiano
  • Español
  • Português do Brasil
  • Polski
  • Русский
  • Türkçe

Single row deep groove ball bearings

6201.NRZZ - SNR

6201.NRZZ

Deep groove ball bearing, radial contact, pressed steel cage, snap ring & groove on outer diameter, shields on both sides

The single row deep-groove ball bearing is the most popular bearing. It is available in a wide range of sizes with several possible options: sealing with shields or seals, presence of a retaining ring, varied clearances, several cage types, etc.

Documentation

Product information

PRODUCT DEFINITION
BrandSNR
d - Internal diameter12 mm
D - External diameter32 mm
B - Bearing/Inner ring width10 mm
d1 - External diameter inner ring18,3 mm
D1 - Inner diameter outer ring27,9 mm
a min - Min position Groove1,9 mm
a max - Max position groove2,06 mm
Ca min - Mini segment position2,92 mm
Ca max - Max segment position3,18 mm
rs - Min fillet radius0,6 mm
rNs - Min fillet radius0,5 mm
D3 - Max bottom groove diameter30,15 mm
b min - Min groove width1,35 mm
b max - Max groove width1,65 mm
r0 max - Max bottom groove radius0,4 mm
D4 max - Max outer diameter of assembled stop ring36,7 mm
f - Stop ring thickness1,07 mm
Snap ring referenceR32
Radial clearance classCN
Mass0,038 kg
undefined
PRODUCT PERFORMANCE
C - Dynamic load7,3 kN
C0 - Static load3,1 kN
Cu - Fatigue limit load0,14 kN
f0 - Coefficient12.2
N ref - Reference thermal speed22000 tr/min
N lim - Mechanical Limit Speed31000 tr/min
Tmin - Min operating temperature-30 °C
Tmax - Max operating temperature120 °C
BEARING FREQUENCIES
BPFO - Over rolling frequency on outer ring (60 rpm)2,545 Hz
BPFI - Over rolling frequency on inner (60 rpm)4,455 Hz
BSF - Over rolling frequency on rolling element (60 rpm)3,394 Hz
BRF - Rotational frequency – rolling element (60 rpm)1,697 Hz
FTF - Rotational frequency - cage (60 rpm)0,364 Hz
ABUTMENT
da min - Min shoulder diameter IR16 mm
da max - Max shoulder diameter IR18,3 mm
Da max - Max shoulder diameter OR28 mm
ra max - Max shaft & housing fillet radius0,6 mm
rNa max - Max fillet radius on segment side0,5 mm
Db min - Min stop ring position diameter37,5 mm
undefined