Pentair Lid O-Ring | Dynamo Aboveground Pump | 354533Z FC9540 check your equipment's service manual

check your equipment's service manual for the correct part number before adding to cart

and dark blue

Fits Pentair MasterTemp HD series pool and spa heater models 400NA

When replacing the diffuser assembly

Pentair Lid O-Ring | Dynamo Aboveground Pump | 354533Z FC9540 check your equipment's service manualThe Pentair 354533Z is the OEM replacement lid O ring for the Dynamo aboveground pool pump, sealing the strainer cover to prevent air ingestion and water loss at the pump housing. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant before installation. We carry the Pentair R172351 Lifeguard Silicone Lubricant the OEM matched product for Pentair equipment. The strainer cover O ring forms an