263055 Piston Shaft Assembly Replacement Kit: Compatible with Pentair PVC Push-Pull Slide & FNS Backwash Valves – Replaces Models 263052, 263064, 263053, 263078, 263079 | Garden &

263055 Piston Shaft Assembly Replacement Kit Compatible with for Pentair PVC Slide Pool and FNS Plus Pool Backwash Valve The kit is replace for Pentair FNS Plus filters Models 180007, 180008, 180009 and replace for push-pull slide backwash valve models 263052, 263064, 263053, 263078, 263079 The 263055 Piston Rod Assembly Replacement is made of high-quality PVC material, not only resistant to sturdy and reliable, but also not easily damaged with a long service life, reducing your replacement frequency Easy To Install: Before installation, unscrew the nut holding the piston of the old Pentair backwash valve and extract the entire assembly.Then lubricate the O-ring with the silicone grease included in the kit, slide the new assembly back onto the piston and secure it to complete the installation The piston shaft rod assembly Includes Black round ring cover, Lubricant * 1, O-ring (small) * 2, O-ring (large) * 1