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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 4000 RPM

Limiting Speed - Grease

N/A 2700 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 50000 lbf223000 N223.00 kN

Dynamic Load Rating

N/A 24100 lbf107000 N107.00 kN

Weight

N/A 1.497 lb0.679 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 3.9370 in100.000 mm

Fw Tolerance

N/A 0.058/0.036 mm

D

N/A 4.7244 in120.000 mm

C

N/A 1.4173 in36.000 mm

r

N/A 0.0394 in1.000 mm

Da max

N/A 4.5276 in115.000 mm

ras max

N/A 0.0394 in1.000 mm