Consolidated Bearings

Catalog

NEEDLE BEARINGS - CAGE TYPE - WITHOUT INNER RACE (INCH)
Dimensions (inch)F3
D3.75
B1.75
Approx. Wgt. lbs1.7
Appropriate Inner RaceMI-38MI-39MI-40
InterchangeIKOBR-486028
INA-
McGillMR-48
RBCSJ8517
TorringtonHJ-486028
MR-48 diagram one
  1. For applications where the bearing is run directly on the shaft, no inner race is required. The shaft hardness should be 60 Rockwell C scale.
  2. Lubrication - Outer races have an external centered oil groove and one oil hole. Inner races have an internal centered oil groove and one oil hole.
  3. Material - Outer races, inner races and rollers are made from 52100 steel and hardened to Rockwell hardness 60-64 RC. These bearings are equipped with stamped steel cages.