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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

2700 rpm

Limiting Speed - Grease

1800 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

102000 lbf455000 N455.00 kN

Dynamic Load Rating

45500 lbf202000 N202.00 kN

Weight

8.973 lb4.070 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

5.1181 in130.000 mm

D

7.08660 in180.000 mm

F

5.9055 in150.000 mm

B

2.0472 in52.000 mm

r

0.07870 in2.000 mm

s

0.1181 in3.000 mm

da min

5.4724 in139 mm

Da max

6.7323 in171 mm

ras max

0.0787 in2.000 mm