AST NK10/12TN needle roller bearings
Our highly-skilled 75 Bore Diameter (mm) and factory-trained 75x105x16 Size (mm) service experts have the resources to help you with all your AST NK10/12TN needle roller bearings needs – including routine maintenance, major repairs, warranty service, 105 Outer Diameter (mm) and equipment inspections.
| Size (mm) | 75x105x16 |
| Bore Diameter (mm) | 75 |
| Outer Diameter (mm) | 105 |
| Width (mm) | 16 |
| d | 75 mm |
| D | 105 mm |
| B | 16 mm |
| C | 16 mm |
| d1 | 84.3 mm |
| d2 | 81.8 mm |
| r1 min. | 1 mm |
| r2 min. | 1 mm |
| r3 min. | 0,3 mm |
| r4 min. | 0,3 mm |
| D1 | 95,5 mm |
| D2 | 98.6 mm |
| da min. | 79.6 mm |
| Da max. | 100.4 mm |
| db min | 77 mm |
| ra max. | 1 mm |
| rb max. | 0.3 mm |
| dh | 86,5 mm |
| Db max | 103 mm |
| Weight | 0,34 Kg |
| Basic dynamic load rating (C) | 21,2 kN |
| Basic static load rating (C0) | 16,3 kN |
| (Grease) Lubrication Speed | 15 500 r/min |
| (Oil) Lubrication Speed | 24 000 r/min |
| Fatigue load limit (Pu) | 0,68 |
| r1,2 min. | 1 mm |
| r3,4 min. | 0.3 mm |
| a | 30.2 mm |
| da max. | 83.7 mm |
| db min. | 77 mm |
| db max. | 81.2 mm |
| Db max. | 103 mm |
| Basic dynamic load rating C | 21.2 kN |
| Basic static load rating C0 | 16.3 kN |
| Fatigue load limit Pu | 0.68 kN |
| Attainable speed for grease lubrication | 15500 r/min |
| Ball diameter Dw | 9.525 mm |
| Number of balls z | 23 |
| Preload class A GA | 192 N |
| Static axial stiffness, preload class A | 137 N/µm |
| Preload class B GB | 577 N |
| Static axial stiffness, preload class B | 205 N/µm |
| Preload class C GC | 1150 N |
| Static axial stiffness, preload class C | 269 N/µm |
| Calculation factor f | 1.16 |
| Calculation factor f1 | 0.99 |
| Calculation factor f2A | 1 |
| Calculation factor f2B | 1.04 |
| Calculation factor f2C | 1.07 |
| Calculation factor fHC | 1 |
| Calculation factor e | 0.68 |
| Calculation factor (single, tandem) Y2 | 0.87 |
| Calculation factor (single, tandem) Y0 | 0.38 |
| Calculation factor (single, tandem) X2 | 0.41 |
| Calculation factor (back-to-back, face-to-face) Y1 | 0.92 |
| Calculation factor (back-to-back, face-to-face) Y2 | 1.41 |
| Calculation factor (back-to-back, face-to-face) Y0 | 0.76 |
| Calculation factor (back-to-back, face-to-face) X2 | 0.67 |
| Mass bearing | 0.34 kg |
Detailed Parameters
parameter：
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