Consolidated Bearings

Catalog

NEEDLE BEARINGS - CAGE TYPE - WITHOUT INNER RACE (INCH)
Dimensions (inch)F2.5
D3.25
B1.75
Approx. Wgt. lbs1.44
Appropriate Inner RaceMI-31MI-32MI-34
InterchangeIKOBR-405228
INA-
McGillMR-40
RBCSJ8447
TorringtonHJ-405228
MR-40 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.