Hoffman 59730 KO Seal, Gasket, Oil Tight Hole Seal, 1". (38)

Hoffman AS100 KO Seal, Gasketed, Oil Tight Hole Seals, 1". 59730. A Pentair Company. 783510597306. Type 4, 3R, 12, 13 Hole Seal. Grey. Free US Shipping.