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

15000 rpm

Limiting Speed - Grease

11000 rpm

Seal Type

None

Seal Material

None

Precision

Special Precision

Configuration

Two

Factor

0.0

Static Load Rating

8450 lbf37500 N37.50 kN

Dynamic Load Rating

11400 lbf50500 N50.50 kN

Enclosure

Open

Weight

1.786 lb0.81 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

1.7717 in45 mm

D

3.3465 in85 mm

B

0.748 in19 mm

2B

1.4961 in38.000 mm

d1

2.2559 in57.300 mm

d2

2.0433 in51.900 mm

D1

2.8740 in73.000 mm

r

0.0433 in1.100 mm

r1

0.0236 in0.600 mm

Contact Angle

15 º

da min

2.0472 in52.000 mm

db min

1.9488 in49.500 mm

Da max

3.0709 in78.000 mm

ras max

0.0394 in1 mm

r1as max

0.0236 in0.600 mm