Print Back
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 8500 rpm

Limiting Speed - Grease

N/A 5500 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 15000 lbf66500 N66.50 kN

Dynamic Load Rating

N/A 9800 lbf43500 N43.50 kN

Weight

N/A 0.511 lb0.232 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 1.5748 in40.000 mm

D

N/A 2.44090 in62.000 mm

F

N/A 1.8898 in48.000 mm

B

N/A 0.8661 in22.000 mm

r

N/A 0.02360 in0.600 mm

s

N/A 0.0394 in1.000 mm

da min

N/A 1.7323 in44.000 mm

Da max

N/A 2.2835 in58.000 mm

ras max

N/A 0.0236 in0.6 mm