Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

3100 rpm

Limiting Speed - Grease

2100 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

63500 lbf283000 N283.00 kN

Dynamic Load Rating

26100 lbf116000 N116.00 kN

Weight

3.461 lb1.570 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

4.7244 in120.000 mm

D

5.90550 in150.000 mm

F

5.1181 in130.000 mm

B

1.5748 in40.000 mm

r

0.0433 in1.1 mm

da min

4.9803 in126.500 mm

Da max

5.6496 in143.500 mm

ras max

0.0394 in1.000 mm