Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

6500 rpm

Limiting Speed - Grease

4300 rpm

Precision

ISO Class 0

Configuration

One

Enclosure

Open

Bearing Design

w/ Inner Ring

Oil Hole

w/ Oil Hole

Radial Internal Clearance

CN

Static Load Rating

35500 lbf158000 N158.00 kN

Dynamic Load Rating

19800 lbf88000 N88.00 kN

Weight

1.870 lb0.848 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/ Inner Ring - MR+MI Series - Dimensions

d

1.9375 in49.212 mm

D

3.2500 in82.550 mm

F

2.5000 in63.500 mm

C

1.5000 in38.100 mm

B

1.5098 in38.350 mm

r

0.07870 in2.000 mm

s

0.0591 in1.500 mm

da min

2.2047 in56.000 mm

Da max

2.9331 in74.500 mm

ras max

0.0787 in2.000 mm