Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Phenolic

Ball Material

Steel

Limiting Speed - Oil

7600 rpm

Limiting Speed - Grease

6100 rpm

Configuration

Two

Static Load Rating

40000 lbf177000 N177.00 kN

Dynamic Load Rating

12900 lbf57500 N57.50 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

5.5118 in140 mm

D

7.4803 in190 mm

B

0.8858 in22.500 mm

2B

1.7717 in45.000 mm

d1

6.2756 in159.400 mm

D2

6.9173 in175.700 mm

r

0.0591 in1.500 mm

r1

0.0394 in1.000 mm

Contact Angle

30 º

2a

4.6496 in118.1 mm

da min

5.9843 in152.000 mm

Db max

7.185 in182.500 mm

ras max

0.0591 in1.5 mm

r1as max

0.0394 in1.000 mm