Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Roller Type

Needle

Configuration

One

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

2100 rpm

Limiting Speed - Grease

1400 rpm

Precision

ISO Class 0

Enclosure

Open

Static Load Rating

121000 lbf540000 N540.00 kN

Dynamic Load Rating

44000 lbf195000 N195 kN

Weight

5.908 lb2.680 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/o Inner Ring - RNA48, RNA49 Series - Dimensions

Fw

7.6772 in195 mm

Fw Tolerance

0.079/0.052 mm

D

8.8583 in225.000 mm

C

1.7717 in45.000 mm

r

0.0433 in1.1 mm

Da max

8.6024 in218.500 mm

ras max

0.0394 in1.000 mm