Unit of Measure

Technical Specifications

Type

Main Spindle Bearing

Bore Type

Round

Material

High Carbon Chrome Steel

Cage Type

Machined

Cage Material

Brass

Ball Material

Steel

Limiting Speed - Oil

3000 rpm

Limiting Speed - Grease

2600 rpm

Configuration

Two

Static Load Rating

238000 lbf1060000 N1060.00 kN

Dynamic Load Rating

63000 lbf280000 N280.00 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

12.5984 in320.000 mm

D

17.3228 in440.000 mm

B

2.126 in54 mm

2B

4.2520 in108 mm

d1

14.4528 in367.100 mm

D2

15.9094 in404.100 mm

r

0.1181 in3.000 mm

r1

0.0433 in1.100 mm

Contact Angle

30 º

2a

10.7953 in274.2 mm

da min

13.3858 in340.000 mm

Db max

16.9291 in430.000 mm

ras max

0.0984 in2.5 mm

r1as max

0.0394 in1.000 mm