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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

6500 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

5100 lbf22600 N22.60 kN

Dynamic Load Rating

3600 lbf16000 N16.00 kN

Weight

0.205 lb0.093 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


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

d

0.9843 in25.000 mm

D

1.6535 in42.000 mm

F

1.1811 in30.000 mm

C

0.6693 in17.000 mm

B

0.7087 in18.000 mm

r

0.0118 in0.300 mm

s

0.0315 in0.800 mm

da min

1.0630 in27.000 mm

Da max

1.2992 in33 mm

ras max

0.0118 in0.3 mm