NTN
Needle roller bearings NA4876
Bearing NTN NA4876, Ø380×480×100 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 380 × 480 × 100 mm
d380Bore Ø (mm)
×
D480Outer Ø (mm)
×
B100Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| d - Internal diameter | 380 mm |
| D - External diameter | 480 mm |
| C - Width of bearing, drawn cup or outer ring | 100 mm |
| F - Under roller diameter | 415 mm |
| rs - Min fillet radius | 2,1 mm |
| s - Max axial offset | 2 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 5 mm |
| Lubrication hole on inner ring | Non/No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 44,5 kg |
| Cr - Dynamic load rating | 1000000000 mN |
| C0r - Static load rating | 2840000000 mN |
| N lim - Grease lubrication limit speed | 3900 °/s |
| N lim - Oil lubrication limit speed | 5700 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 391 mm |
| Da max - Max shoulder diameter OR | 469 mm |
| ras max - Max shaft & housing fillet radius | 2 mm |
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NTN NA4876