Pentair Spring Pin (35857-0031) thermometers This type of part is

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

This Darlly filter cartridge is a strong replacement choice when the original 100 square foot element with these measurements needs a direct-compatible renewal

Use it when replacing a missing thermometer

or missing covers

Pentair Spring Pin (35857-0031) thermometers This type of part isThis 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