Pentair Spring Pin (35857-0031) thermometers or missing covers

or missing covers

or the system may lose some of the flexibility it once had

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

Use it when replacing a missing thermometer

The Surface Rider compatibility and complete-handle-end format give this product practical value because reel systems work best when the control side is complete and properly matched to the original design

Pentair Spring Pin (35857-0031) thermometers or missing coversThis 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