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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

5500 RPM

Limiting Speed - Grease

3700.0 RPM

Precision

ISO Class 0

Configuration

One

Enclosure

Open

Bearing Design

w/ Inner Ring

Oil Hole

w/o Oil Hole

Radial Internal Clearance

CN

Static Load Rating

23200 lbf103000 N103.00 kN

Dynamic Load Rating

11100 lbf49500 N49.50 kN

Weight

1.303 lb0.591 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/ Inner Ring - NK+1R, NKS+1R Series - Dimensions

d

2.3622 in60.000 mm

D

3.5433 in90.000 mm

F

2.7559 in70.000 mm

B

1.1024 in28.000 mm

r

0.0433 in1.100 mm

s

0.0984 in2.500 mm

da min

2.6181 in66.500 mm

Da max

2.9134 in74.000 mm

ras max

0.0433 in1.100 mm