7221AC Double Row Angular Contact Bearings

7221AC double row angular contact bearings have a large carrying capacity absolute quality goods. on time delivery.

7221AC Double Row Angular Contact Bearings:

 

Angular contact bearings is a non-separated type Round ball at an angle with internal and external contacts.

 

Steel ball from the outside into the side of the turn angle, as compared to deep groove ball bearings ball over. Can only bear axial load in one direction, suitable for combined axial and radial load of synthetic, usually applied two or more combinations.

 

Depending on bearing form and the distinction between the use of conditions ,the cage is made of steel sheet, high pressure brass, synthetic resins, etc.,

 

Designs includes:

·  Includes three large categories: single-row angular, three-point, four-point and double-row angular contact

·  Single-row angular ball bearings accommodate radial loads, acting simultaneously with relative great axial load in one direction

·  For axial load accommodation in both directions and bearings are arrange

·  Contact angle classified as C (15-degree), AC (25-degree) and B (40-degree)

d in pairs

·  Series: 70xx, 72xx, 73xx, 74xx, 79xx, 30xx, 32xx, 33xx, 38xx, 39xx, non-standard series and inch series

·  Mounting ways have DT tandem, DF face-to-face, DB back-to-back, TBT two tandem and back-to-back, G universal

·  Requires significantly less space in an axial direction than double-row designs

·  Double-row angular contact ball bearings principally correspond to matched pair of single-row angular contact ball bearings

·  Nylon 66 cage, but pressed steel cage can be supplied for some types

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7221AC Double Row Angular Contact Bearings