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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 5500 rpm

Limiting Speed - Grease

N/A 3700 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 22500 lbf100000 N100.00 kN

Dynamic Load Rating

N/A 12100 lbf54000 N54.00 kN

Weight

N/A 1.027 lb0.466 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 2.5591 in65.000 mm

D

N/A 3.54330 in90.000 mm

F

N/A 2.8740 in73.000 mm

B

N/A 0.9843 in25.000 mm

r

N/A 0.02360 in0.600 mm

s

N/A 0.0394 in1.000 mm

da min

N/A 2.7165 in69.000 mm

Da max

N/A 3.3858 in86.000 mm

ras max

N/A 0.0236 in0.6 mm