Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Nylon

Limiting Speed - Oil

32000 rpm

Limiting Speed - Grease

21000 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

920 lbf4100 N4.10 kN

Dynamic Load Rating

900 lbf4000 N4.00 kN

Weight

0.026 lb0.012 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

0.1969 in5.000 mm

D

0.5906 in15.000 mm

F

0.3150 in8.000 mm

B

0.4724 in12.000 mm

r

0.0118 in0.300 mm

s

0.0591 in1.500 mm

da min

0.2756 in7.000 mm

Da max

0.3740 in9.500 mm

ras max

0.0118 in0.3 mm