Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Stratified

Cage Material

Phenolic

Ball Material

Steel

Limiting Speed - Oil

6800 rpm

Limiting Speed - Grease

5400 rpm

Precision

ISO Class 4

Configuration

Two

Preload

Normal

Static Load Rating

50000 lbf222000 N222.00 kN

Dynamic Load Rating

19900 lbf88500 N88.50 kN

Enclosure

Open

Weight

9.118 lb4.136 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

4.3307 in110 mm

D

6.6929 in170 mm

B

1.063 in27 mm

2B

2.1260 in54.000 mm

d1

5.2402 in133.100 mm

D2

6.0394 in153.400 mm

r

0.0787 in2.000 mm

r1

0.0394 in1.000 mm

Contact Angle

40 º

2a

5.7126 in145.1 mm

da min

4.8819 in124.000 mm

Db max

6.3976 in162.500 mm

ras max

0.0787 in2 mm

r1as max

0.0394 in1.000 mm