Unit of Measure

Technical Specifications

Type

Angular Contact Ball Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Fiber Glass Reinforced

Cage Material

Nylon

Ball Material

Steel

Limiting Speed - Oil

23040 rpm

Limiting Speed - Grease

14400 rpm

Precision

ISO Class 4

Configuration

Two

Preload

Normal

Enclosure

Open

Weight

1.124 lb0.510 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Duplex Angular Contact Ball Bearing - Back-to-Back Arrangement - Dimensions

d

1.9685 in50.000 mm

D

3.14960 in80.000 mm

B

0.6299 in16.000 mm

2B

1.2598 in32.000 mm

d1

2.3740 in60.300 mm

d2

2.2835 in58.000 mm

D1

2.7441 in69.700 mm

D2

2.9291 in74.400 mm

r

0.03940 in1.000 mm

r1

0.0236 in0.600 mm

Contact Angle

15 º

da min

2.1850 in55.500 mm

Da max

2.9331 in74.500 mm

Db max

2.9724 in75.500 mm

ras max

0.0394 in1.000 mm

r1as max

0.0236 in0.600 mm