Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

2600 rpm

Limiting Speed - Grease

1700 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

69500 lbf310000 N310.00 kN

Dynamic Load Rating

69500 lbf310000 N310 kN

Weight

14.418 lb6.54 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

5.0000 in127.000 mm

D

7.5000 in190.500 mm

F

6.0000 in152.400 mm

C

2.5000 in63.500 mm

B

2.5150 in63.880 mm

r

0.11810 in3.000 mm

s

0.2756 in7.000 mm

da min

5.5118 in140.000 mm

Da max

6.9882 in177.500 mm

ras max

0.1181 in3 mm