O-513 Style Aftermarket O-Ring Kit – Compatible with Pentair® / Pac Fab® Backwash Slide Valve Models 261047, 261165, 263064

O-513 Aftermarket O-Ring Replacement Kit

This o ring replacement kit is made for Pentair pool and spa systems. It gives a tight seal and helps stop leaks during normal use and backwashing. The kit offers a strong and long-lasting fix for old or worn seals.

Perfect Fit for Pentair Systems

This kit fits Pentair Pac-Fab style backwash slide valves. It matches models 261047, 261165, 263064, and PVC push-pull slide valves 273109, 273062, 272406, 273090, and 152122. It works as a solid Pentair o ring option for many pool and spa filters. Always check your model number before installing.

Strong Seal for Better Filtration

Each piece is made to keep the system sealed and reduce leaks. The pool filter o-ring design supports smooth water flow and maintains steady pressure. You can also use a silicone-based lubricant (not included) to extend the life of each part.

What’s Inside

• (1) Series cap O-ring

• (1) Diverter O-ring

• (2) Shaft O-rings

These rings match the size and function of the original parts. The Pentair series cap O-ring is designed for a clean fit and a strong seal.

Features

• Aftermarket o-ring replacement kit for select Pentair slide valves

• Helps keep a leak-free seal during filtration and backwashing

• Durable PVC synthetic rubber design

• Simple install for pool and spa systems

Specifications

• SKU: BF-513

• Part Reference: O-513

• Type: O-ring Replacement Kit

• Material: PVC synthetic rubber

• Color: Black

O-ring Dimensions (ID x Thickness x OD)

• 2.109 x 0.14 x 2.39 in

• 1.48 x 0.21 x 1.89 in

• 0.49 x 0.10 x 0.69 in

• 0.55 x 0.10 x 0.76 in

Disclaimer

This is an aftermarket replacement part, not an OEM product. Brand names and model numbers are used only for compatibility.