Pentair Spring Pin (35857-0031) thermometers Useful when the original panel

Useful when the original panel is damaged or worn

This part matters because the Lingxiao LX line is one of the best-selling pump families

or missing covers

this Waterway 2-pack diverter plate set is a practical replacement when the original internal flow-control plates need to be renewed

Use it when replacing a missing thermometer

Pentair Spring Pin (35857-0031) thermometers Useful when the original panelThis Pentair spring pin is a small but important alignment and retention part used in compatible equipment assemblies. It helps hold components in position where a basic screw or loose substitute may not deliver the same fit, tension, or service reliability. For pump, valve, or equipment repairs, using the correct pin helps maintain the intended mechanical relationship between moving or joined parts. Choose this replacement when the original spring