NTN
Self-aligning ball bearings 1307SK
Bearing NTN 1307SK, Ø35×80×21 mm. Request a quote — worldwide shipping.
Type Self-aligning ball bearings
Dimensions
Ø 35 × 80 × 21 mm
d35Bore Ø (mm)
×
D80Outer Ø (mm)
×
B21Width (mm)
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In stock
Technical specifications
| Brand | NTN |
| d - Internal diameter | 35 mm |
| D - External diameter | 80 mm |
| B - Bearing/Inner ring width | 21 mm |
| rs - Min fillet radius | 1,5 mm |
| Associated sleeve reference | H307X |
| Radial clearance class | CN |
| Precision class | P0 |
| Mass | 0,52 kg |
| C - Dynamic load | 25300000 mN |
| C0 - Static load | 7850000 mN |
| Cu - Fatigue limit load | 280000 mN |
| e - Coefficient | 0.26 |
| Y0 - Static axial load coefficient | 2.6 |
| Y1 - Lower axial load coefficient | 2.5 |
| Y2 - Upper axial load coefficient | 3.8 |
| N lim - Oil lubrication limit speed | 57000 °/s |
| N lim - Grease lubrication limit speed | 45000 °/s |
| Tmin - Min operating temperature | 253,15 °K |
| Tmax - Max operating temperature | 393,15 °K |
| da min - Min shoulder diameter IR | 43 mm |
| da max - Max shoulder diameter IR | 50 mm |
| db - Min diameter for Sleeve | 39 mm |
| Ce - Min length fro Sleeve | 7 mm |
| Da max - Max shoulder diameter OR | 72 mm |
| ra max - Max shaft & housing fillet radius | 1,5 mm |
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NTN 1307SK