The single row angular contact ball bearing is designed to withstand combined loads with a predominant axial component. Installed in opposition with another bearing of the same type, it guarantees high mounting rigidity.
The NTN range is available in several variants: 30° or 40° angles, polyamide, pressed steel or solid brass cages, universal pairing available, clearances or preloads, etc.
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PRODUCT DEFINITION | |
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Brand | NTN |
d - Internal diameter | 130 mm |
D - External diameter | 280 mm |
B - Bearing/Inner ring width | 58 mm |
a - Charge load application point | 88 mm |
rs - Min fillet radius | 4 mm |
r1s - Min fillet radius | 1,5 mm |
Radial clearance class | CN |
Mass | 17,6 kg |
PRODUCT PERFORMANCE | |
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C - Dynamic load | 305 kN |
C0 - Static load | 293 kN |
Cu - Fatigue limit load | 16 kN |
N lim - Oil lubrication limit speed | 3600 tr/min |
N lim - Grease lubrication limit speed | 2700 tr/min |
Tmax - Max operating temperature | 120 °C |
ABUTMENT | |
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da min - Min shoulder diameter IR | 148 mm |
Da max - Max shoulder diameter OR | 262 mm |
Db max - Max OR shoulder diameter | 271,5 mm |
r1a - Max fillet radius | 1,5 mm |
ra max - Max shaft & housing fillet radius | 3 mm |
