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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 11000 RPM

Limiting Speed - Grease

N/A 7500 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 9800 lbf43500 N43.50 kN

Dynamic Load Rating

N/A 5700 lbf25300 N25.30 kN

Weight

N/A 0.258 lb0.117 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 1.2598 in32.000 mm

D

N/A 1.8504 in47.000 mm

F

N/A 1.4567 in37.000 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 1.3386 in34.000 mm

Da max

N/A 1.7717 in45.000 mm

ras max

N/A 0.0118 in0.300 mm