Bearing Finder
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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

31300 RPM

Limiting Speed - Grease

15500 RPM

Configuration

One

Factor

10.5

Static Load Rating

2320 lbf10300 N10.30 kN

Dynamic Load Rating

3150 lbf14000 N14.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications

Open Image
Single Angular Contact Ball Bearings for Motors and Lathes - Dimensions

d

1.9685 in50.000 mm

D

2.8346 in72.000 mm

B

0.4724 in12.000 mm

d1

2.2283 in56.600 mm

d2

2.1102 in53.600 mm

D1

2.5748 in65.400 mm

r

0.0236 in0.600 mm

r1

0.0118 in0.300 mm

Contact Angle

15 º

a

0.5591 in14.200 mm

da min

2.1457 in54.500 mm

db min

2.0669 in52.500 mm

Da max

2.6575 in67.500 mm

ras max

0.0236 in0.600 mm

r1as max

0.0118 in0.300 mm

Double Row Width

0.9449 in24.000 mm

Triple Row Width

1.4173 in36.000 mm

Quadruple Row Width

1.8898 in48.000 mm