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 1000 RPM

Limiting Speed - Grease

N/A 650 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 720000 lbf3200000 N3200.00 kN

Dynamic Load Rating

N/A 270000 lbf1200000 N1200.00 kN

Weight

N/A 62.170 lb28.200 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 18.8976 in480.000 mm

Fw Tolerance

N/A 0.108/0.068 mm

D

N/A 18.8976 in480.000 mm

C

N/A 4.6457 in118.000 mm

r

N/A 0.1181 in3.000 mm

Da max

N/A 18.3858 in467.000 mm

ras max

N/A 0.0984 in2.500 mm