Pentair Seal Plate O-Ring 40 Duro | JWP, JWPA & ABG Series Pumps | 35505-1438 C7470 engineered as the universal half

engineered as the universal half grid replacement for pool DE filter systems across multiple major OEM brands including Hayward

check the model number on your pump's nameplate and confirm the union port size is 2-1/2 inches

over-torquing is the most common cause of C clip and union nut damage on these filter lines

Multiple plumbing options make this deck jet easier to install

Pentair Seal Plate O-Ring 40 Duro | JWP, JWPA & ABG Series Pumps | 35505-1438 C7470 engineered as the universal halfOEM Seal Plate O Ring for Pentair JWP, JWPA & ABG Series Pumps The Pentair 35505 1438 is the OEM replacement seal plate O ring for JWP, JWPA, and ABG series pumps. This 40 durometer O ring seals the interface between the seal plate and pump body, preventing water from bypassing the seal assembly and protecting the motor from moisture intrusion. IMPORTANT: LUBRICATION REQUIRED SOLD SEPARATELY Always lubricate this O ring with a silicone based lubricant