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 900 RPM

Limiting Speed - Grease

N/A 600 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 900000 lbf4000000 N4000.00 kN

Dynamic Load Rating

N/A 325000 lbf1450000 N1450.00 kN

Weight

N/A 88.405 lb40.100 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 17.7165 in450.000 mm

Fw Tolerance

N/A 0.108/0.068 mm

D

N/A 21.2598 in540.000 mm

C

N/A 5.5118 in140.000 mm

r

N/A 0.1575 in4.000 mm

Da max

N/A 20.6299 in524.000 mm

ras max

N/A 0.1181 in3 mm