NNU 4920 B/SPW33 100 150 37 151 250 29 5600 6300 NN 3020 TN9/SP 100 140 40 128 255 29 5600 6300 NNU 4920 BK/SPW33 105 160 41 190 305 36 5300 6000 NN 3021 TN9/SP 105 145 40 130 260 30 5300 6000 NNU 4921 B/SPW33 105 145 40 130 260 30 5300.

Cylindrical roller bearings, double row, super-precision - NNU 4952

Cylindrical roller bearings, double row, super-precision. Tolerances: SP, UP, SP and UP for 1:12 tapered bore, Chamfer dimensions Radial internal clearance: table Recommended shaft and housing fits: shafts, housings. Values for ISO tolerance classes: shafts, housings. Speed dependent initial grease fill → Initial