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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

Ball Material

Steel

Limiting Speed - Oil

6900 RPM

Limiting Speed - Grease

5600 RPM

Configuration

Two

Static Load Rating

54500 lbf243000 N243.00 kN

Dynamic Load Rating

18100 lbf80500 N80.50 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

5.9055 in150.000 mm

D

8.2677 in210.000 mm

B

1.0630 in27.000 mm

2B

2.1260 in54.000 mm

d1

6.815 in173.100 mm

D2

7.6063 in193.200 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

30 º

2a

5.1732 in131.400 mm

da min

6.4567 in164.000 mm

Db max

7.9724 in202.500 mm

ras max

0.0787 in2.000 mm

r1as max

0.0394 in1.000 mm