Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Phenolic Resin

Ball Material

Steel

Limiting Speed - Oil

28000 rpm

Limiting Speed - Grease

21000 rpm

Seal Type

None

Seal Material

None

Precision

Special Precision

Configuration

Two

Factor

10.1

Static Load Rating

1600 lbf7100 N7.10 kN

Dynamic Load Rating

2190 lbf9750 N9.75 kN

Enclosure

Open

Weight

0.19 lb0.086 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Double Angular Contact Ball Bearing for Motors and Lathes - Tandem Arrangement - Dimensions

d

0.9843 in25 mm

D

1.6535 in42 mm

B

0.3543 in9 mm

2B

0.7087 in18 mm

d1

1.2008 in30.500 mm

d2

1.1220 in28.500 mm

D1

1.4370 in36.500 mm

r

0.0118 in0.300 mm

r1

0.0059 in0.150 mm

Contact Angle

15 º

da min

1.0827 in27.500 mm

db min

1.0433 in26.500 mm

Da max

1.5551 in39.500 mm

ras max

0.0118 in0.3 mm

r1as max

0.0059 in0.150 mm