Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Roller Type

Needle

Configuration

One

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

18000 rpm

Limiting Speed - Grease

12000 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

5250 lbf23300 N23.30 kN

Dynamic Load Rating

4000 lbf17700 N17.70 kN

Weight

0.137 lb0.062 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - NK, NKS Series - Dimensions

Fw

0.8661 in22 mm

D

1.378 in35 mm

C

0.7874 in20.000 mm

r

0.02360 in0.600 mm

Da max

0.9843 in25.000 mm

ras max

0.0236 in0.6 mm