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 |