Page 151 - needle bearings

Machined-ring needle roller bearings
NTN

Limiting speeds Bearing numbers Abutment dimensions Mass
r/min mm kg
grease oil da Da ras
min max max (approx.)
6 000 9 000 MR283716ʴʴMI-232816 43 52 1.5 0.264
6 000 9 000 MR283720ʴʴMI-232820 43 52 1.5 0.330
6 000 9 000 MR283716ʴʴMI-242816 43 52 1.5 0.246
6 000 9 000 MR283720ʴʴMI-242820 43 52 1.5 0.307
5 500 8 000 MR324120ʴʴMI-243220 44.5 58.5 1.5 0.448
5 500 8 500 MR303920ʴʴMI-253020 46.5 55.5 1.5 0.368
5 500 8 000 MR324120ʴʴMI-253220 46 58.5 1.5 0.424
5 500 8 000 MR324116ʴʴMI-263216 48 58.5 1.5 0.317
5 500 8 000 MR324120ʴʴMI-263220 48 58.5 1.5 0.402
5 500 8 000 MR324116ʴʴMI-273216 49.5 58.5 1.5 0.300
5 500 8 000 MR324120ʴʴMI-273220 49.5 58.5 1.5 0.373
4 700 7 000 MR364824ʴʴMI-283624 51 69.5 1.5 0.732
4 700 7 000 MR364828ʴʴMI-283628 51 69.5 1.5 0.853
4 300 6 500 MR405224ʴʴMI-314024 56 74.5 2 0.848
4 300 6 500 MR405228ʴʴMI-314028 56 74.5 2 0.975
4 300 6 500 MR405224ʴʴMI-324024 59 74.5 2 0.812
4 300 6 500 MR405228ʴʴMI-324028 59 74.5 2 0.923
3 700 5 500 MR445628ʴʴMI-354428 63.5 81 2 1.07
3 700 5 500 MR445616ʴʴMI-364416 65 81 2 0.594
3 700 5 500 MR445624ʴʴMI-364424 65 81 2 0.884
3 700 5 500 MR445628ʴʴMI-364428 65 81 2 1.02
3 300 5 000 MR486028ʴʴMI-384828 68 87 2 1.25
3 300 5 000 MR486024ʴʴMI-404824 71.5 87 2 0.978
3 300 5 000 MR486028ʴʴMI-404828 71.5 87 2 1.14
3 300 5 000 MR526828ʴʴMI-425228 74.5 100 2 1.67
3 300 5 000 MR526832ʴʴMI-425232 74.5 100 2 1.92

B-89