Description Manuals Videos Articles Clemco #02657 Clemco SG-300 Suction Gun replacement valve seat gasket. Item #23 Related Parts (5) Parts Included (5) Seat, ACE valve #24078 $66.26 254 Auto Quantum Valve Seat, Urethane #21344 $33.81 472 Gasket, Shaft on Abrasive Valve #02439 $8.61 499 Valve Body Gasket #01260 $8.61 1129 Valve seat, brass #02651 $26.74 1335 Customers Also Viewed Clemco SG-300 Portable Suction Blast Gun with… #02641 $732.89 Valve seat, neoprene, 3/4" OD x 1/8" thick #02650 $8.61 Adjusting sleeve #10809 $32.29