Bearing Finder
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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 - Grease

10000 RPM

Precision

ISO Class 0

Configuration

One

Enclosure

Single Sealed

Bearing Design

w/ Inner Ring

Oil Hole

w/ Oil Hole

Radial Internal Clearance

CN

Static Load Rating

2180 lbf9700 N9.70 kN

Dynamic Load Rating

1740 lbf7750 N7.75 kN

Weight

0.062 lb0.028 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image
Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49 Series, Single Sealed - Dimensions

d

0.4724 in12.000 mm

D

0.9449 in24.000 mm

F

0.6299 in16.000 mm

C

0.5118 in13.000 mm

B

0.5512 in14.000 mm

r

0.0118 in0.300 mm

s

0.0197 in0.500 mm

da min

0.5512 in14.000 mm

Da max

0.7087 in18.000 mm

ras max

0.0118 in0.300 mm