The 3M Aqua-Pure 63597174C / Watts WP252235 O-Ring fits 3M AP11S, AP11T, AP12S, AP12T, AP26T, AP51T, AP101S, AP101T, AP102S, AP102T, AP110, and others, as well as Watts 500222, 500223 filter housings. It is recommended to re...

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The 3M Aqua-Pure 63597174C / Watts WP252235 O-Ring fits 3M AP11S, AP11T, AP12S, AP12T, AP26T, AP51T, AP101S, AP101T, AP102S, AP102T, AP110, and others, as well as Watts 500222, 500223 filter housings. It is recommended to replace the o-ring with every 3rd filter change to prevent leaks.

What to expect:
This item includes three (3) O-Rings in a resealable zip-top poly bag with "Captain O-Ring" branded packaging.

Manufactured and warrantied against defect for one year by Captain O-Ring LLC. "Captain O-Ring" is a registered trademark of Captain O-Ring LLC.

  • (3 Pack) Replacement 3M Aqua-Pure 63597174C / AquaPure ORG006 / Watts WP252235 / AO Smith AO-WH-STD-OR-2 / Project Source PS-WHS-ORG o-rings
  • Fits Housings: 3M AP11S, AP11T, AP12S, AP12T, AP26T, AP51T, AP101S, AP101T, AP102S, AP102T, AP110, FHO-34, FHT-34; Watts 500222, 500223; AO Smith AO-WH-PRE, AO-WH-PREV, AO-MF-B; and Project Source PS-WHS-H, PS-WHS-HV.
  • Includes 3 replacement o-rings (also called seals or gaskets) to repair your leaking water filter housing. Replace your O-Ring with every 3rd filter change to prevent leaks.
  • O-Ring is approximately 3.5" Inside Diameter x 3.75" Outside Diameter.
  • Molded from NSF 61 certified buna-n rubber for safe and clean drinking water. Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!
  • (3 Pack) Replacement 3M Aqua-Pure 63597174C / AquaPure ORG006 / Watts WP252235 / AO Smith AO-WH-STD-OR-2 / Project Source PS-WHS-ORG o-rings
  • Fits Housings: 3M AP11S, AP11T, AP12S, AP12T, AP26T, AP51T, AP101S, AP101T, AP102S, AP102T, AP110, FHO-34, FHT-34; Watts 500222, 500223; AO Smith AO-WH-PRE, AO-WH-PREV, AO-MF-B; and Project Source PS-WHS-H, PS-WHS-HV.
  • Includes 3 replacement o-rings (also called seals or gaskets) to repair your leaking water filter housing. Replace your O-Ring with every 3rd filter change to prevent leaks.
  • O-Ring is approximately 3.5" Inside Diameter x 3.75" Outside Diameter.
  • Molded from NSF 61 certified buna-n rubber for safe and clean drinking water. Manufactured and warrantied by Captain O-Ring LLC. Proudly assembled in the USA!

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