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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 1800 rpm

Limiting Speed - Grease

 N/A 1200 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 158000 lbf705000 N705.00 kN

Dynamic Load Rating

 N/A 52000 lbf231000 N231.00 kN

Weight

 N/A 12.875 lb5.840 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 7.874 in200.000 mm

D

 N/A 9.8425 in250.000 mm

F

 N/A 8.6614 in220.000 mm

B

 N/A 1.96850 in50.000 mm

r

 N/A 0.05910 in1.500 mm

s

 N/A 0.0591 in1.500 mm

da min

 N/A 8.1890 in208.000 mm

Da max

 N/A 9.5276 in242.000 mm

ras max

 N/A 0.0591 in1.5 mm