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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 1100 rpm

Limiting Speed - Grease

N/A 750 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 635000 lbf2820000 N2820.00 kN

Dynamic Load Rating

N/A 252000 lbf1120000 N1120.00 kN

Weight

N/A 99.649 lb45.200 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 12.5984 in320.000 mm

D

N/A 17.3228 in440.000 mm

F

N/A 14.1732 in360.000 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 13.1102 in333.000 mm

Da max

N/A 16.8110 in427.000 mm

ras max

N/A 0.0984 in2.5 mm