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 | NTN |
d - Internal diameter | 300 mm |
D - External diameter | 540 mm |
B - Bearing/Inner ring width | 188 mm |
d2 - External diameter inner ring | 0 mm |
D1 - Inner diameter outer ring | 461 mm |
rs - Min fillet radius | 5 mm |
Number of lubrication holes | 8 |
b - Groove width | 27 mm |
k - Hole diameter | 16 mm |
Associated sleeve reference | H3260H |
Radial clearance class | CN |
Mass | 194 kg |
PRODUCT PERFORMANCE | |
---|---|
C - Dynamic load | 4520 kN |
C0 - Static load | 6280 kN |
Cu - Fatigue limit load | 228 kN |
e - Coefficient | 0.35 |
Y0 - Static axial load coefficient | 1.88 |
Y1 - Lower axial load coefficient | 1.92 |
Y2 - Upper axial load coefficient | 2.86 |
Nlim - Oil lubrication limit speed | 880 tr/min |
Nlim - Grease lubrication limit speed | 690 tr/min |
Tmin - Min operating temperature | -40 °C |
Tmax - Max operating temperature | 200 °C |
ABUTMENT | |
---|---|
da min - Min shoulder diameter IR | 320 mm |
db - Min diameter for Sleeve | 321 mm |
Ce - Min length fro Sleeve | 12 mm |
Da max - Max shoulder diameter OR | 520 mm |
ra max - Max shaft & housing fillet radius | 5 mm |