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Unit of Measure

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Ordering Options

N/A Contact NTN Customer Relations

Technical Specifications

Type

N/A Machined-Ring Needle Roller Bearing

Roller Type

N/A Needle

Bearing Type

N/A Needle Roller Bearing

Material

N/A High Carbon Chrome Steel

Cage Material

N/A Steel

Limiting Speed - Oil

N/A 14000 RPM

Limiting Speed - Grease

N/A 9500 RPM

Enclosure

N/A Open

Static Load Rating

N/A 13500 lbf60000 N60.00 kN

Dynamic Load Rating

N/A 9100 lbf40500 N40.50 kN

Weight

N/A 0.280 lb0.127 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 1.1250 in28.575 mm

Fw Tolerance

N/A 0.033/0.020 mm

D

N/A 1.6250 in41.275 mm

C

N/A 1.2500 in31.750 mm

r

N/A 0.0394 in1.000 mm

Da max

N/A 1.4370 in36.500 mm

ras max

N/A 0.0394 in1.000 mm