O-Ring Depot Buna o-ring Compatible for Filters-NOW WFP151121 Pentek No. 237

$ 8.00

  • Replace every 2 filter changes or if there is damage.
  • Seals the housing sump to the housing cap to prevent leaks.
  • It is important to keep the o-ring lubricated with silicone grease.


1 replacement o-ring