Type: INA Slewing rings di 546 Da 748 Tolerance: -0,6 Da ZT 746 Valid for bearings with centring (suffix ZT) Centring lengths (see dimension drawing) Tolerance: -IT8 Di 645,5 Tolerance: +0,6 d0 558 da 642,5 Tolerance: -0,6 da ZT 641 Valid for bearings with centring (suffix ZT) Centring lengths (see dimension drawing) Tolerance: -IT8 H 56 La 720 Li 605 m 6 Tooth modulus na 12 Number of fixing holes in outer ring ni 18 Number of fixing holes in inner ring z 93 Number of teeth m 45 Mass Fr per 74300 Maximum permissible radial load against friction lock Fz norm 23700 Maximum permissible tooth force (dedendum fatigue strength) Fz max 35000 Max. permissible tooth force against tooth fracture in dedendum Ca 200000 Basic dynamic load rating, axial C0a 455000 Basic static load rating, axial Cr 131000 Basic dynamic load rating, radial C0r 171000 Basic static load rating, radial 4 taper type lubrication nipples, DIN 71412-A S8x1, spaced uniformly on circumference Bearings are also available without holes in the bearing rings. |
Product Model | Inside Diameter | Outside Diameter | Thickness |
NU411M/C3 bearing | 55 | 140 | 33 |
NU410NM bearing | 50 | 130 | 31 |