18 x 49 ironing board cover_round patio tablecloth with umbrella hole

Seals are classified by O.D. wall material, lip type, and whether they have a spring or not.
Major oil seals are specified in ISO 6194-1 and JIS B 2402-1.
Table 2 shows the common types of oil seals, while Table 3 shows the features of each type of oil seal.
Table 4 lists the JTEKT oil seal type codes and corresponding ISO and JIS standards.

Cover any sharp corners on the machinery that may come in contact with the o-ring. This will ensure that the o-ring is not damaged in the process of installation.