Hayward BFA1005TES 1/2-Inch Gray PVC Thread by Thread BFA Series... Bulkhead Fittings are used to make quick and easy piping connections to tanks. Standard flange base Short Pattern Barrel Left-Hand Butterss Threads PVC with EPDM seals NSF/ANSI61 listed 1-1/2 Hayward Bulkhead Fitting EPDM - NPT x NPT (BFA1015TES 1 Inch Hayward Bfas1010cfs 1" Pvc W/fpm Gasket Socket X Threaded End Connections Bulkhead Fitting Engine Model: D722 D722EBH D772B. Compatible with Kubota D722 D722EBH D772B Engine. D722 Rebuild Kit Liner&Piston Kit&Bushing Kit&Full Gasket Kit