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            | Type: INA Bearings for screw drives d 90 Tolerance: -0,008 D 190 Tolerance: -0,015 B 55 Tolerance: -0,25 1) Extraction slot b 3 Da max 138 d1 120 d2 11 da min 116 I 45 J 165 r1 min 0,6 rmin 0,6 t 8 X 45° Quantity of pitches X angle of pitches m 8,7 Mass Ca 135000 Basic dynamic load rating, axial C0a 395000 Basic static load rating, axial nG Fett 2300 Limiting speed for grease lubrication MRL 2,3 Bearing frictional torque caL 1700 Axial rigidity ckL 4400 Tilting rigidity Mm 59,9 Mass moment of inertia for rotating inner ring 3 3 Axial runout The axial runout data for screw drive bearing arrangements are based on the rotating inner ring. 8 x M10 8 x M10 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. ZMA90/130, AM90 ZMA90/130, AM90 Designation of recommended INA locknut Locknuts not included in delivery. MA 200 Tightening torque Only valid in conjunction with INA precision locknuts 25760 25760 Axial preload force |
| Product Model | Inside Diameter | Outside Diameter | Thickness |
| NF2311EM bearing | 55 | 120 | 43 |
| NF2311E bearing | 55 | 120 | 43 |