Description
The Pentair 355389Z is an impeller locking screw specifically designed for use in Pentair Challenger High Pressure, SuperFlo, SuperMax, Pinnacle, and Sta-Rite SuperMax pumps. It is made from durable stainless steel and features a 1/4″ diameter with a thread pitch of 20 and a length of 1-3/16″. This fastener ensures secure attachment of the impeller within the mentioned pump models.
