Bearing Finder
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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 3900 RPM

Limiting Speed - Grease

N/A 2600 RPM

Enclosure

N/A Open

Static Load Rating

N/A 77500 lbf345000 N345.00 kN

Dynamic Load Rating

N/A 38000 lbf169000 N169.00 kN

Weight

N/A 2.844 lb1.290 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 4.0000 in101.600 mm

Fw Tolerance

N/A 0.058/0.036 mm

D

N/A 5.0000 in127.000 mm

C

N/A 2.0000 in50.800 mm

r

N/A 0.0984 in2.500 mm

Da max

N/A 4.6457 in118.000 mm

ras max

N/A 0.0984 in2.5 mm