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
- Detailed technical sheet
PRODUCT DEFINITION | |
---|---|
Brand | NTN |
d - Internal diameter | 70 mm |
D - External diameter | 125 mm |
B - Bearing/Inner ring width | 31 mm |
D1 - Inner diameter outer ring | 112,7 mm |
rs - Min fillet radius | 1,5 mm |
Number of lubrication holes | 3 |
b - Groove width | 7,37 mm |
k - Hole diameter | 3,5 mm |
Associated sleeve reference | H314 |
Radial clearance class | C3 |
Mass | 1,52 kg |
PRODUCT PERFORMANCE | |
---|---|
C - Dynamic load | 235 kN |
C0 - Static load | 240 kN |
Cu - Fatigue limit load | 29,3 kN |
e - Coefficient | 0.22 |
Y0 - Static axial load coefficient | 2.94 |
Y1 - Lower axial load coefficient | 3.01 |
Y2 - Upper axial load coefficient | 4.48 |
Nref - Reference thermal speed | 4900 tr/min |
Nlim - Mechanical Limit Speed | 6500 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 200 °C |
ABUTMENT | |
---|---|
da min - Min shoulder diameter IR | 79 mm |
db - Min diameter for Sleeve | 75 mm |
Ce - Min length fro Sleeve | 9 mm |
Da max - Max shoulder diameter OR | 116 mm |
ra max - Max shaft & housing fillet radius | 1,5 mm |