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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 1000 rpm

Limiting Speed - Grease

 N/A 650 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 720000 lbf3200000 N3200 kN

Dynamic Load Rating

 N/A 270000 lbf1200000 N1200.00 kN

Weight

 N/A 108.026 lb49.000 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 14.1732 in360.000 mm

D

 N/A 18.8976 in480.000 mm

F

 N/A 15.7480 in400.000 mm

B

 N/A 4.6457 in118.000 mm

r

 N/A 0.11810 in3.000 mm

s

 N/A 0.0787 in2.000 mm

da min

 N/A 14.6850 in373.000 mm

Da max

 N/A 18.3858 in467.000 mm

ras max

 N/A 0.0984 in2.5 mm