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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

18000 rpm

Limiting Speed - Grease

12000 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

5250 lbf23300 N23.30 kN

Dynamic Load Rating

4000 lbf17700 N17.70 kN

Weight

0.207 lb0.094 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

0.5906 in15.000 mm

D

1.378 in35 mm

F

0.8661 in22.000 mm

B

0.7874 in20.000 mm

r

0.02360 in0.600 mm

s

0.0591 in1.500 mm

da min

0.748 in19 mm

Da max

0.9843 in25.000 mm

ras max

0.0236 in0.6 mm