Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

5500 rpm

Limiting Speed - Grease

3700 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

25200 lbf112000 N112.00 kN

Dynamic Load Rating

14800 lbf66000 N66 kN

Weight

1.310 lb0.594 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

2.2500 in57.150 mm

D

3.5000 in88.900 mm

F

2.7500 in69.850 mm

C

1.0000 in25.400 mm

B

1.0098 in25.650 mm

r

0.07870 in2.000 mm

s

0.0197 in0.500 mm

da min

2.5591 in65 mm

Da max

3.1890 in81.000 mm

ras max

0.0787 in2.000 mm