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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 3300 RPM

Limiting Speed - Grease

N/A 2200 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 47000 lbf210000 N210.00 kN

Dynamic Load Rating

N/A 21000 lbf93500 N93.50 kN

Weight

N/A 2.447 lb1.110 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 4.3307 in110.000 mm

D

N/A 5.5118 in140.000 mm

F

N/A 4.7244 in120.000 mm

B

N/A 1.1811 in30.000 mm

r

N/A 0.0394 in1.000 mm

s

N/A 0.0315 in0.800 mm

da min

N/A 4.5276 in115.000 mm

Da max

N/A 5.3150 in135.000 mm

ras max

N/A 0.0394 in1.000 mm