Aftermarket Replacement Seal Kit For Hoffman 180013 Fits Watchman A, B, WC, WCD Condensate Pumps Seal Kit Includes: 1 pc – EN-DP0304 5/8” Shaft Seal 1 pc – EN-DG0060 Receiver Gasket 1 pc – EN-DG0134 Head Gasket 1 pc – EN-DP0092 Pump Head Gasket Fits Grainer Pump Numbers 4RD31, 4RD67, 4RD33, Hoffman WC8-20B, 609PF, WCD12-20 B-MA, 180001