Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Fiber Glass Reinforced

Cage Material

Nylon

Ball Material

Steel

Limiting Speed - Oil

7600 rpm

Limiting Speed - Grease

6100 rpm

Precision

ISO Class 4

Configuration

Two

Preload

Normal

Static Load Rating

66000 lbf293000 N293.00 kN

Dynamic Load Rating

24300 lbf108000 N108.00 kN

Enclosure

Open

Operating Temperature Range

-40 to 250 ºF-40 to 120 ºC

Dimensional Specifications


Duplex Angular Contact Ball Bearings for Axial Loads - HTA Type - Dimensions

d

5.1181 in130 mm

D

7.874 in200.000 mm

B

1.2402 in31.500 mm

2B

2.4803 in63 mm

d1

6.1575 in156.400 mm

D2

7.1535 in181.700 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

30 º

2a

5.0118 in127.3 mm

da min

5.6693 in144.000 mm

Db max

7.5787 in192.500 mm

ras max

0.0787 in2 mm

r1as max

0.0394 in1.000 mm