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

Precision

ISO Class 5

Configuration

Two

Preload

Normal

Enclosure

Open

Weight

5.357 lb2.43 kg

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

3.937 in100 mm

D

5.5118 in140 mm

B

1.063 in27 mm

2B

3.1890 in81.000 mm

d1

4.5394 in115.300 mm

D2

5.0787 in129.000 mm

r

0.0433 in1.100 mm

r1

0.0236 in0.600 mm

Contact Angle

30 º

2a

3.4488 in87.6 mm