
Spherical roller bearing, one-piece machined cage, groove and lubrication holes on outer ring, tapered bore 1:12
The spherical roller bearing withstands significant loads and misalignments. This type of roller bearing is well adapted to harsh operating conditions: impacts or vibrations (crushers, vibrating screens, heavy handling, etc.). With the ULTAGE design, NTN offers as standard, unsurpassed endurance and longevity.
Log in
To add this product to your basketDownloads
No document available
PRODUCT DEFINITION | |
---|---|
Brand | SNR |
d - Internal diameter | 65 mm |
D - External diameter | 140 mm |
B - Bearing/Inner ring width | 48 mm |
d2 - External diameter inner ring | 0 mm |
D1 - Inner diameter outer ring | 121,2 mm |
rs - Min fillet radius | 2,1 mm |
Number of lubrication holes | 3 |
b - Groove width | 9,24 mm |
k - Hole diameter | 4 mm |
Associated sleeve reference | H2313 |
Radial clearance class | C4 |
Mass | 3,416 kg |
PRODUCT PERFORMANCE | |
---|---|
C - Dynamic load | 369 kN |
C0 - Static load | 343 kN |
Cu - Fatigue limit load | 41,2 kN |
e - Coefficient | 0.33 |
Y0 - Static axial load coefficient | 2.01 |
Y1 - Lower axial load coefficient | 2.06 |
Y2 - Upper axial load coefficient | 3.06 |
N ref - Reference thermal speed | 4000 tr/min |
N lim - Mechanical Limit Speed | 4800 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 200 °C |
BEARING FREQUENCIES | |
---|---|
BPFO - Characteristic outer ring frequency (60 rpm) | 5,615 Hz |
BPFI - Characteristic inner ring frequency (60 rpm) | 8,385 Hz |
FTF - Characteristic cage frequency (60 rpm) | 0,401 Hz |
BSF - Characteristic rolling element frequency (60 rpm) | 4,746 Hz |
ABUTMENT | |
---|---|
da max - Max shoulder diameter IR | 0 mm |
da min - Min shoulder diameter IR | 77 mm |
db - Min diameter for Sleeve | 72 mm |
Ce - Min length fro Sleeve | 6 mm |
Da max - Max shoulder diameter OR | 128 mm |
ra max - Max shaft & housing fillet radius | 2 mm |
