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Unit of Measure

Technical Specifications

Type

N/A Needle Roller Bearing

Bore Type

N/A Round

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 21000 RPM

Limiting Speed - Grease

N/A 14000 RPM

Precision

N/A ISO Class 0

Configuration

N/A One

Enclosure

N/A Open

Bearing Design

N/A w/ Inner Ring

Oil Hole

N/A w/ Oil Hole

Radial Internal Clearance

N/A CN

Static Load Rating

N/A 5000 lbf22200 N22.20 kN

Dynamic Load Rating

N/A 3600 lbf16000 N16.00 kN

Weight

N/A 0.099 lb0.045 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/ Inner Ring - NA49.R, NA59, NA69R, NK.R+1R Series - Dimensions

d

N/A 0.5906 in15.000 mm

D

N/A 1.0630 in27.000 mm

F

N/A 0.7480 in19.000 mm

B

N/A 0.7874 in20.000 mm

r

N/A 0.0118 in0.300 mm

s

N/A 0.0197 in0.500 mm

da min

N/A 0.6693 in17.000 mm

Da max

N/A 0.9843 in25.000 mm

ras max

N/A 0.0118 in0.300 mm