Hayden Canplas Central Vacuum Filter Retainer with Threaded Shaft 818748THGSK 8748TH

Hayden filter retainer is designed for Hayden SuperVac Models Premier 9000 (81SV90) MANUFACTURED BEFORE JANUARY 2010, 6000 (81SV60), 3600 (81SV36), or 2400 (81SV24BU) WITH A THREADED CONNECTION . It holds the cartridge filter in place with a threaded style connector and the foam side helps seal it off from any leaks. 4 7/8" in diameter.