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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

Roller Type

N/A Needle

Configuration

N/A One

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 23000 RPM

Limiting Speed - Grease

N/A 15000 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 3850 lbf17200 N17.20 kN

Dynamic Load Rating

N/A 3100 lbf13800 N13.80 kN

Weight

N/A 0.060 lb0.027 kg

Operating Temperature Range

N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA49.R, RNA59, RNA69.R, NK.R, MR Series - Dimensions

Fw

N/A 0.5906 in15.000 mm

Fw Tolerance

N/A 0.027/0.016 mm

D

N/A 0.9055 in23.000 mm

C

N/A 0.7874 in20.000 mm

r

N/A 0.0118 in0.300 mm

Da max

N/A 0.8268 in21.000 mm

ras max

N/A 0.0118 in0.300 mm