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Unit of Measure

Technical Specifications

Type

N/A Needle Roller Bearing

Bore Type

N/A Round

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 11000 RPM

Limiting Speed - Grease

N/A 7500 RPM

Precision

N/A ISO Class 0

Configuration

N/A One

Enclosure

N/A Open

Bearing Design

N/A w/ Inner Ring

Oil Hole

N/A w/ Oil Hole

Radial Internal Clearance

N/A CN

Static Load Rating

N/A 12900 lbf57500 N57.50 kN

Dynamic Load Rating

N/A 8300 lbf37000 N37.00 kN

Weight

N/A 0.399 lb0.181 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

N/A 1.1250 in28.575 mm

D

N/A 1.8750 in47.625 mm

F

N/A 1.3750 in34.925 mm

C

N/A 1.0000 in25.400 mm

B

N/A 1.0098 in25.650 mm

r

N/A 0.0394 in1.000 mm

s

N/A 0.1181 in3.000 mm

da min

N/A 1.3189 in33.500 mm

Da max

N/A 1.6732 in42.500 mm

ras max

N/A 0.0394 in1.000 mm