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Unit of Measure

Technical Specifications

Type

Angular Contact Ball Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Brass

Ball Material

Steel

Limiting Speed - Oil

7300 rpm

Limiting Speed - Grease

5500 rpm

Precision

ISO Class 0

Configuration

One

Static Load Rating

12700 lbf56500 N56.50 kN

Dynamic Load Rating

17800 lbf79000 N79.00 kN

Enclosure

Open

Weight

3.488 lb1.582 kg

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Single Angular Contact Ball Bearings - Open Type - Dimensions

d

2.1654 in55.000 mm

D

4.72440 in120.000 mm

B

1.14170 in29.000 mm

r

0.07870 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

40 º

a (Load Center)

2.0472 in52.000 mm

da min

2.5591 in65 mm

db min

2.3819 in60.500 mm

Da max

4.3307 in110.000 mm

Db max

4.5079 in114.500 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm

Double Row Width

2.2835 in58.000 mm

Triple Row Width

3.4252 in87.000 mm

Quadruple Row Width

4.5669 in116.000 mm