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Top 9
June 2025
Best Whole House Water Filter O Ring Replacement 2.5 Pack
We made a list of the top 9 Whole House Water Filter O Ring Replacement 2.5 Pack based on verified reviews, popularity and other factors which we summarized for you in this list.
Best Choice
1
20PCS W34-OR 152030 Water Filter O-Ring Replacement for Plumber,Also Fits for 151120 Water Filter Housing O-Ring Buna-N Water Filter Gasket(Black)
KXWXKXK
10.0
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Replacement For Plumber W34-Or, 152030 Filter O-Ring, Fits For Pentek 151120 Water Filter Housing (20/Pack)Please Check Your Machine Model And The Gasket You Need Before Purchasing. If You Have Any Questions
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Our dimensions are: approximately 3.9 inches inner diameter X 4.15 inches outer diameter X 0.14 inches thickness
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Applicable to the following models: 151120-03, Or-34, 01019184, 151120-27,150, 151120, 151120, Or-34, 151120, Or-34
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Compatible For Plus Pscl-Si / Pscl-S1, Ps-Oo / Ps-00, Pvhcl-Si / Pvhcl-S1; 26264; 38001c; Wh1 / Wh5 / Wh12 / Ob1 (Series A) / U25 (Series E)
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Economical and efficient solution: Use our alternative products to save money, with the same performance as the original gasket. No need to purchase a new one solely due to gasket issues
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2
Captain O-Ring – Replacement ORBX2 O-Rings for iSpring WGB22B, WGB32B Series Whole House Water Filter (4 Pack)
Captain O-Ring
9.4
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O-Ring Part Number: ORBX2
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Compatible with iSpring WGB22B and WGB32B whole house filters.
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Approximate O-Ring Dimensions: 5-1/2” inside diameter, 5.83” (slightly over 5-3/4”) outside diameter (this is sometimes displayed as 5.8” in your housing’s manual), and just under 3/16” thickness.
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Package contains four (4) o-rings (also called gaskets or seals). Seals up leaking filter housing canisters/sumps. Replace your o-rings every third filter change to prevent leaks and keep your system in top shape.
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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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3
3-Pack OR-250 o-Ring Replacement for Culligan Water Filter Housing WH-HD200-C 3M 3WH-HD-S01
Missiscily
9.2
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OR-250 o-ring Replacement for Culligan Water Filter Housing
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for Culligan WH-HD200-C, 3M 3WH-HD-S01,
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Material: Buna-N (nitrile butadiene rubber)
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Size: 5-1/2” inside dimension and are just a little over 3/16” thick.
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4
Captain O-Ring - Replacement 151122 O-Rings Compatible with Pentair Pentek Big Blue Water Filters OEM Size ORing Buna-N (3 Pack)
Captain O-Ring
9.0
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Replacement 151122 o-rings compatible with Pentair/Pentek style Big Blue Water Filter Housings (3 Pack)
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Includes 3 replacement o-rings (also called seals or gaskets) to repair your leaking water filter housing [OEM UPC: 051678511220 , 885343762095]
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151122 OEM Size o-rings are approximately 5.5" Inside Diameter x 5.83" Outside Diameter x 0.165" Thickness. Please confirm that you need this size o-ring and that your filter housing is listed on the list of compatible housings or that your product manual calls for the 151122 o-ring part number or one of the other part numbers listed below.
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Direct Replacement for the following part numbers (see description below for full water filter compatibility list): Ace Hardware 4001756; American Plumber 152032, W10-OR; APEC O-RING-HB; Ametek Kleen-Plus 151122-03; Culligan OR-100, 151122-27, 01019189; HomeMaster #Oring122; Pentek 151122, BB BUNA-N
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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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5
Home Master CsetBB2SmgCC Whole House Replacement Filter Set, 4-layer Sediment 25 to 1 micron, Heavy Duty Up-flow KDF85 Catalytic Carbon, 2 orings & grease
Home Master
8.9
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Premium OEM Replacement Filters & Accessories - Meticulously engineered components ensure a perfect fit and optimal performance for your Home Master Filter system, delivering pure, refreshing water with every pour.
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Comprehensive Filtration Solution - This complete kit includes two high-quality orings, a tube of premium silicone grease, a multi-gradient sediment filter, and an up-flow KDF85 granular activated carbon filter, providing a powerful multi-stage filtration process.
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Unmatched Sediment Removal - The advanced multi-gradient depth polypropylene sediment filter boasts four specialized layers, including a 25-micron surface layer, two inner layers at 10 and 5 microns, and a ultra-fine 1-micron inner core, effectively trapping even the tiniest particles.
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Superior Carbon Filtration - The KDF85 granular activated catalytic carbon filter packs a full 3 pounds of high-performance media, effortlessly reducing chemicals, soluble heavy metals like lead and mercury, microplastics, sediment, and unwanted tastes and odors for crystal-clear, rejuvenating water.
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Trusted Quality & Longevity - Designed to deliver outstanding filtration for an extended period, these genuine replacement components ensure your Home Master system continues operating at peak efficiency, safeguarding your family's water quality.
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6
Captain O-Ring - Replacement OK25 O-Rings Compatible with OmniFilter OB1, OB6, WH5, U25 Water Filter Housings (2 Sets, 8 O-Rings)
Captain O-Ring
8.6
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(2 Sets) OmniFilter OK25 Replacement O-Ring Gasket Seals (Includes 4 sizes, 2 of each)
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Compatible with OmniFilter OB1, OB6, WH5, and U25 water filter housings. Different revisions within each of these models take different o-rings, and the OK25 kit contains all of the different sizes to ensure you have the right o-ring size needed for your OB1, WH5, or U25 housing.
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Quickly fix or prevent a leak in your water filter unit by replacing your filter housing o-ring with every third filter change
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Molded from NSF 61 certified buna-n rubber for safe and clean drinking water.
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Manufactured and Warrantied by Captain O-Ring LLC. Proudly assembled in the USA!
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7
Captain O-Ring – Replacement AO-WH-LG-OR O-Rings for AO Smith AO-WH-PREL, PS-WHL-H (PS-WHL-ORG) Whole House Water Filter Housing (3 Pack)
Captain O-Ring
8.5
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AO-WH-LG-OR (also called PS-WHL-ORG, 1074315, or 5225369) - O-Ring measures approximately 5.48” Inside Diameter and 0.165” Thickness (approximately 14cm ID).
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Compatible with A.O. Smith AO-WH-PREL and Lowes Project Source PS-WHL-H whole house water filter housings.
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Often referred to as “Large 4.5” O-Ring” because it is compatible with the AO Smith AO-WH-PREL filter housing that uses 4.5 inch wide filter cartridges. Not compatible with the smaller “standard” AO Smith or Project Source housings that use 2.5 inch filter cartridges.
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Includes three (3) o-rings (also called gaskets or seals). An exact match to the o-ring that came in your filter housing when it was new.
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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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8
Eiahonen 151122 O-Ring Water Filters Compatible with Pentair Pentek Big Bule Water Filters Housings Buna-N(3 Pack)
Eiahonen
8.2
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Replacement 151122 o-rings compatible with Pentair/ Pentek style Big Blue Water Filters Housings. Compatible with Pentek #10 and #20 Big Blue Water Filter Housings
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Water filter o ring 151122 compatible with: Ace Hardware 4001756, American Plumber 152032, W10-OR; APEC O-RING-HB; Ametek Kleen-Plus 151122-03; Culligan OR-100, 151122-27, 01019189; HomeMaster #Oring122; Pentair 151122, BB BUNA-N
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The o-ring 151122 are made of high-quality rubber material with nitrile rubber, which is flexible and resistant to abrasion and tearing, ensuring durability and longevity
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151122 Size Water Filter O Ring are approximately: 5.5" Inside Diameter x 5.83" Outside Diameter x 0.165" Thickness. Includes 3 replacement whole house water filter o ring, more than enough to repair your leaking water filter housing
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Easy to install, with no tools required. Simply remove the old O-rings and replace them with the new ones, ensuring a tight seal for optimal performance
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9
6pcs O-Ring Compatible with GE HHRING for Whole Home Filtration Models GXWH30C GXWH35F GXWH38F GXWH38S GXWH40L WS03X10039 FXHSC FXHTC, Whole House Water Filter O-Ring Replacement Gasket Seal Black
PEUTIER
7.2
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Product Content: You will receive 6 pieces of whole home water filter o-rings, sufficient quantity to meet your daily use and replacement.
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Product Size: The inner diameter of our water filter o-ring replacement measures about 14cm/5.51in, its outer diameter is about 14.6cm/5.74in and its thickness measures about 0.3cm/0.11in.
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Premium Material: Our whole house water filter o-ring replacement is made of quality nitrile rubber, which is strong, reliable and has good sealing. You can use it with confidence.
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Filter System Maintenance: Annual replacement of o-rings can resolve many issues like leaks and restore your filtration system to its peak performance and efficiency.
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Compatibility: Compatible with Whole House Water Filtration Models GXWH30C, GXWH35F, GXWH38F, GXWH38S, GXWH40L. Fit for Whole House Water Filters FXHSC and FXHTC. Compatible with GE part number WS03X10039. Please note that our product is not sponsored or endorsed by, or affiliated with the brands it fits, including GE HHRING.
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