NTN
Needle roller bearings RNA499
Bearing NTN RNA499, Ø12×20×11 mm. Request a quote — worldwide shipping.
Type Needle roller bearings
Dimensions
Ø 12 × 20 × 11 mm
d12Bore Ø (mm)
×
D20Outer Ø (mm)
×
B11Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| Fw - Under rollers diameter | 12 mm |
| D - External diameter | 20 mm |
| C - Width of bearing, drawn cup or outer ring | 11 mm |
| rs - Min fillet radius | 0,3 mm |
| Lubrication hole on outer ring | Oui/Yes |
| k - Hole diameter | 2 mm |
| Lubrication hole on inner ring | Non/No |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,013 kg |
| Cr - Dynamic load rating | 4850000 mN |
| C0r - Static load rating | 4900000 mN |
| N lim - Grease lubrication limit speed | 102000 °/s |
| N lim - Oil lubrication limit speed | 156000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| Da max - Max shoulder diameter OR | 14 mm |
| ras max - Max shaft & housing fillet radius | 0,3 mm |
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NTN RNA499