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Unit of Measure

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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 1300 RPM

Limiting Speed - Grease

N/A 850 RPM

Precision

N/A ISO Class 0

Enclosure

N/A Open

Static Load Rating

N/A 455000 lbf2030000 N2030.00 kN

Dynamic Load Rating

N/A 188000 lbf835000 N835.00 kN

Weight

N/A 36.817 lb16.700 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 12.2047 in310.000 mm

Fw Tolerance

N/A 0.088/0.056 mm

D

N/A 14.9606 in380.000 mm

C

N/A 3.9370 in100.000 mm

r

N/A 0.0827 in2.100 mm

Da max

N/A 14.5276 in369.000 mm

ras max

N/A 0.0787 in2.000 mm