Hayward SP0410X Slide Valve Piston Assy w/Handle (SPX0410BA) pentairpurex and this Invensys Appliance Controls

and this Invensys Appliance Controls version features a 1/4 inch format

Useful for coordinated wheel replacement

Val-Pak generic AquaFlo Dominator lock ring

1-1/2 inch six-position design

Raypak pressure switch tube

Hayward SP0410X Slide Valve Piston Assy w/Handle (SPX0410BA) pentairpurex and this Invensys Appliance ControlsPush pull valves need a smooth moving piston and a dependable handle to switch between normal filtration and backwash service. This Hayward SP0410X slide valve piston assembly includes the handle, making it a focused replacement for compatible Hayward slide valve applications. When a piston assembly becomes stiff, worn, damaged, or difficult to seal, valve operation can become frustrating and may allow water to bypass or leak. Replacing the piston and