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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

6000 RPM

Limiting Speed - Grease

4000 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

21100 lbf94000 N94.00 kN

Dynamic Load Rating

10600 lbf47000 N47.00 kN

Weight

1.239 lb0.562 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

2.1654 in55.000 mm

D

3.3465 in85.000 mm

F

2.5591 in65.000 mm

B

1.1024 in28.000 mm

r

0.0433 in1.100 mm

s

0.0984 in2.500 mm

da min

2.4213 in61.500 mm

Da max

2.7165 in69.000 mm

ras max

0.0433 in1.100 mm