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

Ceramic

Limiting Speed - Oil

11600 rpm

Limiting Speed - Grease

9300 rpm

Precision

ISO Class 4

Configuration

Two

Preload

Special Preload

Static Load Rating

24300 lbf108000 N108.00 kN

Dynamic Load Rating

9650 lbf43000 N43.00 kN

Enclosure

Open

Weight

3.688 lb1.673 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

3.3465 in85 mm

D

5.1181 in130 mm

B

0.7972 in20.25 mm

2B

1.5945 in40.500 mm

d1

4.0315 in102.400 mm

D2

4.626 in117.500 mm

r

0.0433 in1.100 mm

r1

0.0236 in0.600 mm

Contact Angle

30 º

2a

3.2559 in82.7 mm

da min

3.7402 in95.000 mm

Db max

4.8819 in124.000 mm

ras max

0.0394 in1 mm

r1as max

0.0236 in0.600 mm