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Unit of Measure

Technical Specifications

Type

Angular Contact Ball Bearing

Material

High Carbon Chrome Steel

Bore Type

Round

Preload

Light

Enclosure

Open

Precision

ISO Class 4

Configuration

Four

Cage Material

Phenolic

Cage Type

Stratified

Ball Material

Steel

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Quadruple Row Angular Contact Ball Bearing, Machline, Q21 Type - Dimensions

d

2.3622 in60 mm

D

3.7402 in95 mm

B

0.7087 in18 mm

Total Width

2.8346 in72.000 mm

r2

0.0433 in1.100 mm

r3

0.0236 in0.600 mm

d2

2.7559 in70.000 mm

D4

3.5039 in89.000 mm

D5

2.9055 in73.800 mm

E

0.0787 in2.000 mm

Contact Angle

15 º