Bearing Finder
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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 28000 RPM

Limiting Speed - Grease

N/A 19000 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 890 lbf3950 N3.95 kN

Dynamic Load Rating

N/A 965 lbf4300 N4.30 kN

Weight

N/A 0.029 lb0.013 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 - RNA48, RNA49 Series - Dimensions

Fw

N/A 0.3937 in10.000 mm

Fw Tolerance

N/A 0.022/0.013 mm

D

N/A 0.7480 in19.000 mm

C

N/A 0.4331 in11.000 mm

r

N/A 0.0059 in0.150 mm

Da max

N/A 0.4724 in12.000 mm

ras max

N/A 0.0059 in0.150 mm