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

23200 RPM

Limiting Speed - Grease

11600 RPM

Precision

ISO Class 2

Configuration

One

Preload

Normal

Factor

10.4

Static Load Rating

5050 lbf22400 N22.40 kN

Dynamic Load Rating

6400 lbf28400 N28.40 kN

Enclosure

Open

Weight

0.944 lb0.428 kg

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

2.5591 in65.000 mm

D

3.9370 in100.000 mm

B

0.7087 in18.000 mm

d1

2.9606 in75.200 mm

d2

2.8268 in71.800 mm

D1

3.5354 in89.800 mm

r

0.0433 in1.100 mm

r1

0.0236 in0.600 mm

Contact Angle

15 º

a

0.7953 in20.200 mm

da min

2.8346 in72.000 mm

db min

2.7362 in69.500 mm

Da max

3.6614 in93.000 mm

ras max

0.0394 in1.000 mm

r1as max

0.0236 in0.600 mm

Double Row Width

1.4173 in36.000 mm

Triple Row Width

2.1260 in54.000 mm

Quadruple Row Width

2.8346 in72.000 mm