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Water Filters Home > Parts & Accessories > O-Rings

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Water Filter O-Rings and Gaskets

Helpful Hint: If you do not know the size of your system's o-ring, open the filter housing and measure the
diameter of the o-ring. Your housing determines your o-ring size and not the filter that is used inside your housing.
O-Rings for Water Filter Housings

All Brands of O-Rings

ORing Silicone Grease - Lubricates O-Rings to prevent leaking (0.2 oz)
Use on all brands of water filter housing o-rings and reverse osmosis system o-rings

ORing Silicone Grease - Lubricates O-Rings to prevent leaking (5.3 oz. Tube)
Use on all brands of water filter housing o-rings and reverse osmosis system o-rings

American Plumber, Ametek Kleen-Plus, Culligan, Pentek, Plymouth Products, US Filter O-Rings

OR-34 Standard Housing O-Ring (4.125" Diameter)
Works with the following housings: Standard Whole House Housings, HF-150, HF-160, HF-360, HF-365, and others

OR-38 Standard Housing O-Ring (3.5" Diameter)
Works with the following housings: Slim Line Housings, 3G Housings, US-550, US-560, US-316, SY-5167, SY-5197, and others

OR-100 Big Blue Housing O-Ring (5.75" Diameter)
Works with the following housings: Big Blue Housings, 20" Big Blue Housings, 10" Big Blue Housings, HD-950, and others

OR-233 Housing O-Ring (3" Diameter)
Works with the following housings: US-600, SY-2300, SY-2300S, SY-2500, SY-2650, RO-3000, RO-3500, SY-2000, ACE 4158622, and others

OR-ACH Culligan AC & H Series Aqua-Cleer Good Water Machine Reverse Osmosis System O-Rings
Works with the following housings: AC-15, AC-30, AC-50, H30S-R, H5, H53, H8, H82, H83, H83S-R, H84, LC-50

WBC-OR Square-Cut O-Ring for Big Clear Housings
Works with the following housings: American Plumber W10-BC, American Plumber W15-BC, Pentek #10 Big Clear, Pentek #20 Big Clear, Ametek HD10-CL, Ametek Big Clear Housings, US Filter Big Clear Housings

O-Rings for Stainless Steel Housings

143216 ST Series Stainless Steel Housing Gaskets
Works with the following housings: ST-1, ST-2, ST-3

143218 STBC Series Stainless Steel Housing Gaskets
Works with the following housings: ST-BC-4, ST-BC-8, ST-BC-12, ST-BC-16, ST-BC-20

O-Rings for High Temperature Housings

158096 #237 Silicone FDA Grade Housing Gasket
Works with the following housings: 158319 10" Slim Line High Temperature Housing, 158318 20" Slim Line High Temperature Housing

151118 #241 Silicone FDA Grade Housing Gasket
Works with the following housings: 150015 High Temperature Housing, 150111 High Temperature Housing

O-Rings for Polypropylene All Natural Housings

151117 Viton Housing Gasket
Works with the following housings: 150150, 150132, 150154, 150134, 150156, 150135, 150158, 150141

Cuno AquaPure O-Rings

Aqua-Pure 63597-174C O-Ring (3.5" Diameter)
Works with the following housings: Cuno AquaPure AP11, AP11S, AP11T, AP12S, AP12T, AS26T, AP51T, AP101, AP101S, AP101T, AP102S, and AP102T Housings

Aqua-Pure 68898-32 O-Ring (5.75" Diameter)
Works with the following housings: Cuno AquaPure AP801, AP802, AP802-1.5-C, AP801T, and AP802T Housings

GE SmartWater O-Rings

GE Merlin 1240326 O-Ring
Works with the following housings: GE Merlin Reverse Osmosis Systems

GE SmartWater WS03X10001 O-Ring (3-3/8" inside diameter and 3-5/8" outside diameter)
Works with the following housings: GE SmartWater Housings including the GN1S15CBL, GN1S20C, GNSL05CBL, GNSV25CBL, GNSV30CCC, GNSV30CWW, GX1S01C, GX1S04C, GX1S15C, GXRV10ABL, GXSL03C, GXSV10C,vPNRV12ZBL01, PNRV12ZWH01

GE SmartWater WS03X10012 O-Ring (3-1/8" inside diameter and 3-3/8" outside diameter)
Works with the following housings: GE SmartWater Reverse Osmosis Systems including the PNRV18ZWH01, PNRV18ZWW01, PNRV18ZBB01, PNRV18ZBL01, PNRV18ZCC

GE SmartWater WS03X10028 RO O-Ring (1-19/32" inside diameter and 2" outside diameter)
Works with the following housings: GE SmartWater Reverse Osmosis Systems including the PNRV12ZWH01, PNRV12ZBL01, GXRV10ABL

GE SmartWater WS03X10038 O-Ring (3-5/16" inside diam. and 3-9/16" outside diam.)
Works with the following housings: GE SmartWater Housings including the GXWH01C, GXWH08C, GXWH04F, GXWH20F

GE SmartWater WS03X10039 O-Ring (5-9/16" inside diameter and 5-7/8" outside diameter)
Works with the following housings: GE SmartWater Housings including the GXWH30C, GXWH35F

GE SmartWater WS03X10045 RO O-Ring
Works with the following housings: GE SmartWater Reverse Osmosis System GXRM10GBL

GE SmartWater WS03X10046 O-Ring Kit (Includes 4 Small & 2 Large O-Rings)
Works with the following housings: GE SmartWater Housings including the GNSL60FBL, GNSV70FBL, GNSV75FWW, GXSL55F, GXSV65F

GE SmartWater WS03X10047 O-Ring Kit (Includes 6 Small & 4 Large O-Rings)
Works with the following housings: GE SmartWater Systems including the PNRQ15FBL00, PNRQ20FBB00, PNRQ20FBL00, PNRQ20FCC00, PNRQ20FWW00, PXRQ15F00

Hydrotech Water Filter Housing O-Rings

Hydrotech 34201026 Housing O-Ring
Works with the following housings: Hydrotech 3 and 4 Vessel Systems, Hydrotech 101 Series, Hydrotech 123 Series, Hydrotech HT-HTF Series

Hydrotech 34201013 Large Flow Control O-Ring

Microline Clack Water Filter Housing O-Rings

Microline Clack S3069 Housing O-Ring
Works with the following housings: Microline Clack S7029 Sumps

Teledyne Waterpik O-Rings

Waterpik 274300 O-Ring for Teldyne Waterpik IF-20 / IF-20A Housings
Works with the following housings: All Teledyne Waterpik InstaPure under sink and whole house housings including the IF-10, IF-10A, IF-20, IF-20A, IF-25, IF-70, IF-100, and K-50.