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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 9500 rpm

Limiting Speed - Grease

N/A 6500 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 11200 lbf50000 N50.00 kN

Dynamic Load Rating

N/A 7200 lbf32000 N32.00 kN

Weight

N/A 0.377 lb0.171 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 1.3780 in35.000 mm

D

N/A 2.1654 in55.000 mm

F

N/A 1.6535 in42.000 mm

B

N/A 0.7874 in20.000 mm

r

N/A 0.02360 in0.600 mm

s

N/A 0.0315 in0.800 mm

da min

N/A 1.5354 in39.000 mm

Da max

N/A 2.0079 in51.000 mm

ras max

N/A 0.0236 in0.6 mm