Bearing Finder
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Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

11000 RPM

Limiting Speed - Grease

7500 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

12900 lbf57500 N57.50 kN

Dynamic Load Rating

8300 lbf37000 N37.00 kN

Weight

0.399 lb0.181 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

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

d

1.1250 in28.575 mm

D

1.8750 in47.625 mm

F

1.3750 in34.925 mm

C

1.0000 in25.400 mm

B

1.0098 in25.650 mm

r

0.0394 in1.000 mm

s

0.1181 in3.000 mm

da min

1.3189 in33.500 mm

Da max

1.6732 in42.500 mm

ras max

0.0394 in1.000 mm