OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink | Filters Fast®
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OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink

OK30

$8.95
Retail: $10.99 /ea
You Save: 19%
As low as
$8.95
Retail: $10.99
You Save: 19%
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This is the OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink. Because OmniFilter has updated their housing designs, they are selling this kit with o-rings that fit the new and old systems to ensure customers get the correct o-ring for their system.

OmniFilter does not sell the K4 separately.

The OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink come in the following dimensions:

  • 1 Blue for Undersink Filter Systems: 3-1/2 inches (ID) X 3-3/4 inches (OD)
  • 1 Black for Medium Duty Whole House Systems: 4-7/8 inches (ID) X 5-1/8 inches (OD)
  • 2 Black for Medium Duty Whole House Systems: 3-7/16 inches (ID) X 3-5/8 inches (OD)

This product was known previously as model number K4-R-02 and is now known by model number K4-M6-05.

Compatible Parts:

The OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink is the correct replacement for the following part numbers:

Part Number
K4-M6-05
K4-R-02
OmniFilter OK40
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Compatible Models:

The OmniFilter K4 Replacement for OmniFilter OK30 O-Rings for Under Sink is correct replacement for the following model numbers:

BrandModel NumberDescription
OmniFilter U26 SERIES A O-Rings
OmniFilters CBF1 SERIES A O-Rings
OmniFilters CBF3 SERIES A O-Rings
OmniFilters CBF3 SERIES B O-Rings
OmniFilters OB1 SERIES A O-Rings
OmniFilters OB5 SERIES A O-Rings
OmniFilters OT32 SERIES A O-Rings
OmniFilters OT32 SERIES B O-Rings
OmniFilters R12 SERIES A O-Rings
OmniFilters RO2000 O-Rings
OmniFilters RO2000 SERIES B O-Rings
OmniFilters SERIES A O-Rings
OmniFilters SFM2 SERIES B O-Rings
OmniFilters U25 SERIES E O-Rings
OmniFilters WHITE-HEAD OB5 AND OCT2 O-Rings
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