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Unit of Measure

Technical Specifications

Type

Angular Contact Ball Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Stratified

Cage Material

Phenolic

Ball Material

Steel

Limiting Speed - Oil

27000 RPM

Limiting Speed - Grease

17000 RPM

Precision

ISO Class 4

Configuration

One

Preload

Light

Static Load Rating

4658 lbf20700 N20.70 kN

Dynamic Load Rating

6975 lbf31000 N31.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Single Angular Contact Ball Bearing, High Precision - Dimensions

d

1.3780 in35.000 mm

D

2.8346 in72.000 mm

B

0.6693 in17.000 mm

r2 max

0.0433 in1.100 mm

r3 max

0.0118 in0.300 mm

Contact Angle

25 º

a (Load Center)

0.8268 in21.000 mm

d2

1.8661 in47.400 mm

D1

2.4016 in61.000 mm

D4

2.5394 in64.500 mm

D5

0.1378 in2.0039 mm

E

3.500 in50.900 mm

Double Row Width

1.3386 in34.000 mm

Triple Row Width

2.0079 in51.000 mm

Quadruple Row Width

2.6772 in68.000 mm