Replacement PVC Slide Valve Piston Rod Assembly for Pentair Multiport Valve PushPull Slide Backwash Valve Key benefits Restores pushpull slide backwash function and stops leaks without replacing the entire multiport valve. Includes all wear parts for a straightforward : piston rod assembly, Orings, lubricant, and instructions. Durable PVC construction resists temperatures and wear for reliable, longterm operation in pool and spa systems. Compatibility and fit Replacement for Pentair Pool and Spa multiport valve pushpull slide backwash valve. Check the valve appearance and model carefully before to ensure fit. Replaces part numbers 273241Z, 273241, 261047, 261165. What is included 273241 PVC Slide Valve Piston Rod Assembly x 1 Replacement Oring small x 2 Replacement Oring large x 1 Lubricant x 1 Instructions x 1 Materials and performance Made from PVC for strength and resistance to heat and abrasion. Designed to maintain smooth sliding action and a good seal under typical pool and spa conditions. Supplied Orings and lubricant help ensure a proper seal and reduce installation friction. Practical applications a worn or damaged slide piston rod during routine pool filter maintenance to restore backwash operation. Carry as a service spare for pool and spa technicians to complete onsite repairs quickly. Use during spring startup or seasonal inspections to prevent leaks and ensure reliable filter switching between filter, backwash, and rinse positions. Notes for installation Verify visual match and part number on your existing valve before installation. Follow the included instructions and use the supplied lubricant on Orings to ensure proper sealing and ease of assembly. This replacement assembly provides a direct, partscomplete solution for restoring pushpull slide backwash valve function in compatible Pentair multiport valves.