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

17200 RPM

Limiting Speed - Grease

8600 RPM

Configuration

One

Factor

9.7

Static Load Rating

11400 lbf50500 N50.50 kN

Dynamic Load Rating

16000 lbf71000 N71.00 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

3.1496 in80.000 mm

D

5.5118 in140.000 mm

B

1.0236 in26.000 mm

d1

3.8622 in98.100 mm

d2

3.5591 in90.400 mm

D1

4.8031 in122.000 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

15 º

a

1.0984 in27.900 mm

da min

3.5433 in90.000 mm

db min

3.3661 in85.500 mm

Da max

5.1181 in130.000 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm

Double Row Width

2.0472 in52.000 mm

Triple Row Width

3.0709 in78.000 mm

Quadruple Row Width

4.0945 in104.000 mm