Pentair Spring Pin (35857-0031) thermometers Use it when replacing a

Use it when replacing a missing thermometer

This type of part is especially useful when maintaining a spa pack that already uses this exact low-current output combination

Useful when the original panel is damaged or worn

secure finished cover at the suction point

or missing covers

Pentair Spring Pin (35857-0031) thermometers Use it when replacing aThis 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