NTN
Needle roller bearings RNA4936
Bearing NTN RNA4936, Ø205×250×69 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 205 × 250 × 69 mm
d205Bore Ø (mm)
×
D250Outer Ø (mm)
×
B69Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| Fw - Under rollers diameter | 205 mm |
| D - External diameter | 250 mm |
| C - Width of bearing, drawn cup or outer ring | 69 mm |
| rs - Min fillet radius | 2 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 4 mm |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 4,48 kg |
| Cr - Dynamic load rating | 375000000 mN |
| C0r - Static load rating | 890000000 mN |
| N lim - Grease lubrication limit speed | 7800 °/s |
| N lim - Oil lubrication limit speed | 12000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| Da max - Max shoulder diameter OR | 241 mm |
| ras max - Max shaft & housing fillet radius | 2 mm |
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NTN RNA4936