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

43000 lbf191000 N191.00 kN

Dynamic Load Rating

22900 lbf102000 N102.00 kN

Weight

2.035 lb0.923 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

2.0000 in50.800 mm

D

3.2500 in82.550 mm

F

2.5000 in63.500 mm

C

1.7500 in44.450 mm

B

1.7598 in44.700 mm

r

0.07870 in2.000 mm

s

0.1181 in3.000 mm

da min

2.3228 in59 mm

Da max

2.9331 in74.500 mm

ras max

0.0787 in2.000 mm