Manufacturer designation:

22312 E1 C3

Designation via standards:

53612 (GOST 24696-81);
22312 (DIN 635-2)

Design:

The spherical roller bearing consists of two rings (internal and external) and rolling elements (spherical rollers), connected with a separator.

Features:

E  -   optimized internal design for increased load carrying capacity;
W33 - annular groove and three lubrication holes in the outer ring;
J   -  cage design - stamped steel cage, inner ring centred;
M  -  cage design - braas cage.