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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 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 212000 lbf945000 N945.00 kN

Dynamic Load Rating

N/A 87500 lbf390000 N390.00 kN

Weight

N/A 19.136 lb8.680 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 10.2362 in260 mm

F

N/A 8.4646 in215.000 mm

B

N/A 2.7165 in69.000 mm

r

N/A 0.07870 in2.000 mm

s

N/A 0.0591 in1.500 mm

da min

N/A 7.8346 in199.000 mm

Da max

N/A 9.8819 in251.000 mm

ras max

N/A 0.0787 in2.000 mm