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            | Type: INA Bearings for screw drives d 30 Tolerance: -0,010 D 62 Tolerance: -0,013 B 38 Tolerance: -0,25 A 72 B1 22 D1 100 d1 45,5 d2 8,8 da max 53 da min 40 J 80 r1 min 0,6 rmin 0,3 Attention! The bearings require continuous load in the main load direction H. m 1 Mass Ca 29000 Basic dynamic load rating, axial, ← C0a 64000 Basic static load rating, axial, ← Ca 55000 Basic dynamic load rating, axial, in main load direction H, → C0a 165000 Basic static load rating, axial, in main load direction H, → nG Fett 1800 Limiting speed for grease lubrication MRL 0,75 Bearing frictional torque caL 900 Axial rigidity ← caL 1400 Axial rigidity → ckL 500 Tilting rigidity Mm 1,7 Mass moment of inertia for rotating inner ring 5 5 Axial runout The axial runout data for screw drive bearing arrangements are based on the rotating inner ring. 6 x M8 6 x M8 Quantity x size of fixing screws to DIN 912-10.9 Tightening torque of fixing screws according to manufacturers data. Screws not included in delivery. 1) AM30, ZMA30/52 Designation of recommended INA locknut 2) ZM35 Designation of recommended INA locknut Locknuts not included in delivery. |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| NF317M bearing | 85 | 180 | 41 |
| NF317EM bearing | 85 | 180 | 41 |