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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

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 10000 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 10600 lbf47000 N47.00 kN

Dynamic Load Rating

N/A 5950 lbf26400 N26.40 kN

Weight

N/A 0.287 lb0.130 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 1.9685 in50.000 mm

F

N/A 1.5748 in40.000 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 1.4567 in37.000 mm

Da max

N/A 1.8898 in48.000 mm

ras max

N/A 0.0118 in0.300 mm