Structure classification

single row angular contact ball bearings

double row angular contact ball bearings

four-point contact ball bearings

Size Range

1, miniature bearings, nominal diameter size range: 26 mm or less

2, small bearings, nominal diameter size range: 28 to 55mm

3, small-medium bearings, nominal diameter size range: 60-115mm

4, large-medium bearings, nominal diameter size range: 120-190mm

5, large bearings, nominal diameter size range: 200-430mm

6, oversize bearings, nominal diameter size range: 440mm or more

Series Range

7000C(∝=15°)

7000AC(∝=25°) 

7000B(∝=40°)

Back-to-back configuration, code-named DB (such as 70000 / DB)

Face to face configuration, code-named DF (such as 70000 / DF)

Tandem configuration, code-named DT (such as 70000 / DT)

B、MP、TVP、UA、UO、DA、TVH

Applications

Single row angular contact ball bearings, machine tool spindle, high frequency motor, gas turbine, centrifugal separator, small car front wheel, differential pinion shaft, booster pump, drilling platform, food machinery, dividing head, filling machine, low noise type cooling tower, electrical equipment, coating equipment, machine tool trough plate, arc welding machine