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Unit of Measure

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 800 rpm

Limiting Speed - Grease

N/A 550 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 1030000 lbf4600000 N4600.00 kN

Dynamic Load Rating

N/A 395000 lbf1750000 N1750.00 kN

Weight

N/A 271.168 lb123.000 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 1.5748 in40.000 mm

D

N/A 23.6220 in600.000 mm

F

N/A 19.2913 in490.000 mm

B

N/A 6.2992 in160 mm

r

N/A 0.1575 in4 mm

s

N/A 0.0984 in2.500 mm

da min

N/A 17.9528 in456.000 mm

Da max

N/A 22.9921 in584.000 mm

ras max

N/A 0.1181 in3 mm