NTN Double row angular contact Ball Bearing 3310 3310A
Product Description
NTN Double row angular contact Ball Bearing 3310 3310A
1. Single Row
They have three different contact angle classifications:
| Contact Angle Symbol | Contact Angle |
| A | 30 degrees |
| B | 40 degrees |
| C | 15 degrees |
| AC | 25 degrees |
2. Double Row
They have two different contact angle classifications:
| Contact Angle Symbol | Contact Angle |
| None | 20 degrees |
| A | 30 degrees |