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Set of 3 O-ring for RO Slim Filter Housing 3 5/16" inside diameter

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  • Fits most Under the counter Reverse Osmosis water system using slim housing
  • Please double check the diameter against your used o-ring before ordering


  • FDA grade
  • 3/16" thickness


The rubber O-ring provides the water-tight seal between the cap and the bottom of the housing.

It is important that the O-ring be lubricated with petroleum jelly and properly seated in the groove below the threads of the housing or a water leak could occur

Package Content

  • 3 piece of O-ring with Inside Diameter of 3 5/16"

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Temple City   CA   91780

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