Manufacturer designation:

22218EAKW33ZZ

Designation via standards:

153518 (GOST 24696-81);
22218K (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:

K - tapered bore, taper 1:12;
W33 - annular groove and three lubrication holes in the outer ring;
EA  -  ULTAGE design, steel cage;
EM -  ULTAGE design, mssive brass cage.