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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

5000 RPM

Limiting Speed - Grease

3300.0 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

33000 lbf146000 N146.00 kN

Dynamic Load Rating

33000 lbf146000 N146.00 kN

Weight

3.902 lb1.770 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

2.7500 in69.850 mm

D

4.2500 in107.950 mm

F

3.2500 in82.550 mm

C

2.0000 in50.800 mm

B

2.0098 in51.050 mm

r

0.0787 in2.000 mm

s

0.1181 in3.000 mm

da min

3.0709 in78.000 mm

Da max

3.9370 in100.000 mm

ras max

0.0787 in2.000 mm