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Technical Specifications

Type

 N/A Needle Roller Bearing

Bore Type

 N/A Round

Material

 N/A High Carbon Chrome Steel

Cage Material

 N/A Steel

Limiting Speed - Oil

 N/A 1900 RPM

Limiting Speed - Grease

 N/A 1300 RPM

Precision

 N/A ISO Class 0

Configuration

 N/A One

Enclosure

 N/A Open

Bearing Design

 N/A w/ Inner Ring

Oil Hole

 N/A w/ Oil Hole

Radial Internal Clearance

 N/A CN

Static Load Rating

 N/A 153000 lbf680000 N680.00 kN

Dynamic Load Rating

 N/A 51000 lbf227000 N227.00 kN

Weight

 N/A 12.390 lb5.620 kg

Operating Temperature Range

 N/A -40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Machined-Ring Needle Roller Bearing w/ Inner Ring - NA48, NA49 Series - Dimensions

d

 N/A 7.4803 in190.000 mm

D

 N/A 9.4488 in240.000 mm

F

 N/A 8.2677 in210.000 mm

B

 N/A 1.9685 in50.000 mm

r

 N/A 0.0591 in1.500 mm

s

 N/A 0.0591 in1.500 mm

da min

 N/A 7.7953 in198 mm

Da max

 N/A 9.1339 in232 mm

ras max

 N/A 0.0591 in1.500 mm