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Unit of Measure

Technical Specifications

Type

Needle Roller Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Material

Steel

Limiting Speed - Oil

4000 RPM

Limiting Speed - Grease

2700 RPM

Precision

ISO Class 0

Configuration

Two

Enclosure

Open

Bearing Design

w/ Inner Ring

Oil Hole

w/ Oil Hole

Radial Internal Clearance

CN

Static Load Rating

90000 lbf400000 N400.00 kN

Dynamic Load Rating

38000 lbf169000 N169.00 kN

Weight

4.960 lb2.250 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Row Machined-Ring Needle Roller Bearing, w/ Inner Ring - NA69.R Series - Dimensions

d

3.3465 in85.000 mm

D

4.7244 in120.000 mm

F

3.9370 in100.000 mm

B

2.4803 in63.000 mm

r

0.0433 in1.100 mm

s

0.0394 in1.000 mm

da min

3.6024 in91.500 mm

Da max

4.4685 in113.500 mm

ras max

0.0394 in1.000 mm