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Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull. Each size fits multiple seacock sizesPress threaded inserts into the hull side of the ba... More Details

Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull. Each size fits multiple seacock sizesPress threaded inserts into the hull side of the ba... More Details

Flanged seacock installation is improved with the use of a backing block between the valve flange and the hull. Each size fits multiple seacock sizesPress threaded inserts into the hull side of the ba... More Details

Backing Block for 3/4" & 1" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange R... More Details

Backing Block for 2" & 2-1/2" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock flange... More Details

Backing Block for 1-1/4" & 1-1/2" Seacocks Features: Each size fits multiple seacock sizes Press threaded brass inserts into the hull side of the backing block into the holes that match the seacock fl... More Details

Access to the thru-hull fitting and seacock beneath the hull strainer is made easy with the patented access door design. No need to remove the entire strainer to clear debris or marine growth. Uses #1... More Details

Access to the thru-hull fitting and seacock beneath the hull strainer is made easy with the patented access door design. No need to remove the entire strainer to clear debris or marine growth. Uses #1... More Details

AS-100 uses the simple and reliable pressure fluctuation from a rising or falling bilge water level to turn your bilge pump on and off automatically. No floats to stick or fill with water. Approximate... More Details

For the ARG series strainers. Maximum psi is 50. Maximum temperature is 225° F. Sight glass includes drain wingnut. Part #:34-ARG753Manufacturer:GROCOManufacturer Part #:ARG-753UPC:742985066762Order I... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

For the ARG series strainers. Maximum psi is 50. Maximum temperature is 225° F. Sight glass includes drain wingnut. Part #:34-ARG503Manufacturer:GROCOManufacturer Part #:ARG-503UPC:742985066755Order I... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

For the ARG series strainers. Maximum psi is 50. Maximum temperature is 225° F. Sight glass includes drain wingnut. Part #:34-ARG1503Manufacturer:GROCOManufacturer Part #:ARG-1503UPC:742985066717Order... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

For the ARG series strainers. Maximum psi is 50. Maximum temperature is 225° F. Sight glass includes drain wingnut. Part #:34-ARG1253Manufacturer:GROCOManufacturer Part #:ARG-1253UPC:742985066700Order... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

For the ARG series strainers. Maximum psi is 50. Maximum temperature is 225° F. Sight glass includes drain wingnut. Part #:34-ARG1003Manufacturer:GROCOManufacturer Part #:ARG-1003UPC:742985066694Order... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

ARG-755 Series 3/4" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Bas... More Details

ARG-755 Series 3/4" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options: #3... More Details

ARG-755 Series 3/4" Raw Water Strainer Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Option... More Details

ARG-753 Sight Glass Fits ARG-750 Sight glass fits the ARG-750. Product Specifications Dimensions10" L × 5" W × 5" HShipping Weight0.95 lbCountry of OriginUNITED STATESHarmonized Code8421.99.00.40 Acce... More Details

ARG-750 Series 3/4" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket O... More Details

ARG-750 Series 3/4" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Bas... More Details

ARG-750 Series 3/4" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options: #3... More Details

Drain Wingnut with O-Ring, Pre- 8/01 Part #:34-ARG506Manufacturer:GROCOManufacturer Part #:ARG-506UPC:742985008878Order In Multiples Of:1DescriptionDrain Wingnut w/ O-ringFitsARG prior to 8-01Fits wit... More Details

ARG-503 Sight Glass Fits ARG-500 Sight glass fits the ARG-500-S 1/2" NPT strainer. Product Specifications Dimensions10" L × 5" W × 5" HShipping Weight0.8 lbCountry of OriginUNITED STATESHarmonized Cod... More Details

ARG-500 Series 1/2" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket O... More Details

ARG-500 Series 1/2" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Bas... More Details

ARG-500 Series 1/2" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options: #3... More Details

ARG-3 Strainer Service Kit ARG Series raw water strainer service kit.  Compatible with the Groco ARG 1500, 2015, 2520, 2500, 3015, 3020, 3025 and 3000 series strainers. In the Box: (1) - 2-256 - Sight... More Details

ARG-2503 Sight Glass for ARG-2500 Series Features: Sight Glass Clear Specifically for ARG-2500 Series Product Specifications Dimensions15" L × 9" W × 8" HShipping Weight3.2 lbCountry of OriginUNITED S... More Details

ARG-2500 Series 2-1/2" Raw Water Strainer Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Opt... More Details

ARG-2500 Series 2-1/2" Raw Water Strainer Non-Metallic Strainer Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Opti... More Details

ARG-2500 Series 2-1/2" Raw Water Strainer Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options#304 S... More Details

ARG-2003 Sight Glass Fits ARG-2000 Sight glass fits the ARG-2000. Product Specifications Dimensions16" L × 9" W × 8" HShipping Weight3 lbCountry of OriginUNITED STATESHarmonized Code8421.99.00.40 Acce... More Details

ARG-2000 Series 2" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Op... More Details

ARG-2000 Series 2" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Bask... More Details

ARG-2000 Series 2" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options: #30... More Details

Service kits for ARG strainers. Contain cap O-Ring, sight glass O-Ring, washer and drain wingnut gasket. Part #:34-ARG2Manufacturer:GROCOManufacturer Part #:ARG-2UPC:742985010505Order In Multiples Of:... More Details

ARG-2 Strainer Service Kit ARG Series raw water strainer service kit.  Compatible with the Groco ARG 1000, 1210 and 1250 series strainers. In the Box: (1) - 2-157 - Sight Glass O-Ring (1) - 2-232 - Ca... More Details

ARG-1503 Sight Glass Fits ARG-1500 Sight glass fits the ARG-1500. Product Specifications Dimensions15" L × 8" W × 8" HShipping Weight2.7 lbCountry of OriginUNITED STATESHarmonized Code8421.99.00.40 Ac... More Details

ARG-1500 Series 1-1/2" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Baske... More Details

ARG-1500 Series 1-1/2" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter ... More Details

ARG-1500 Series 1-1/2" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options:... More Details

ARG-1253 Sight Glass Fits ARG-1250 Sight glass fits the ARG-1250. Product Specifications Dimensions12" L × 7" W × 7" HShipping Weight1.4 lbCountry of OriginUNITED STATESHarmonized Code8421.99.00.40 Ac... More Details

ARG-1250 Series 1-1/4" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Baske... More Details

ARG-1250 Series 1-1/4" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter ... More Details

ARG-1250 Series 1-1/4" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options:... More Details

ARG-1003 Sight Glass Fits ARG-1000 Sight glass fits the ARG-1000. Product Specifications Dimensions13" L × 7" W × 6" HShipping Weight1.2 lbCountry of OriginUNITED STATESHarmonized Code8421.99.00.40 Ac... More Details

ARG-1000 Series 1" Raw Water Strainer with Stainless Steel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Op... More Details

ARG-1000 Series 1" Raw Water Strainer with Non-Metallic Plastic Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Bask... More Details

ARG-1000 Series 1" Raw Water Strainer with Monel Basket Features: Mounting System Allows Removal Without Tools Bonding Connection Both Sides O-Ring Seal All Joining Surfaces Filter Basket Options: #30... More Details

Service kits for ARG strainers. Contain cap O-Ring, sight glass O-Ring, washer and drain wingnut gasket. Part #:34-ARG1Manufacturer:GROCOManufacturer Part #:ARG-1UPC:742985010413Order In Multiples Of:... More Details

ARG-1 Strainer Service Kit ARG Series raw water strainer service kit. Compatible with the Groco ARG 500, 750 and 755 series strainers. In the Box: (1) - 2-153 - Sight Glass O-Ring (1) - 2-135 - Cap O-... More Details

PC non-meatallic strainer cap. Part #:34-ARG501PCManufacturer:GROCOManufacturer Part #:ARG-501-PCUPC:742985142572Order In Multiples Of:1Size1/2" Variations34-ARG1001PCGroco ARG Strainer Cap, 1"34-ARG1... More Details

PC non-meatallic strainer cap. Part #:34-ARG1001PCManufacturer:GROCOManufacturer Part #:ARG-1001-PCUPC:742985142589Order In Multiples Of:1Size1" Variations34-ARG1501PCGroco ARG Strainer Cap, 1-1/2"34-... More Details

PC non-meatallic strainer cap. Part #:34-ARG1501PCManufacturer:GROCOManufacturer Part #:ARG-1501-PCUPC:742985142596Order In Multiples Of:1Size1-1/2" Variations34-ARG1001PCGroco ARG Strainer Cap, 1"34-... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

Standard single strainers. No tie rods or leaks under pressure or vacuum. Quick and easy mounting system allowing removal of strainer without tools. #304 Stainless steel filter basket. O-ring seals at... More Details

The patented door provides access to the thru-hull fitting and seacock inlet beneath APHS hull strainers. There is no need to remove the entire strainer to clear nuisance marine growth. C84400 Bronze ... More Details

The patented door provides access to the thru-hull fitting and seacock inlet beneath APHS hull strainers. There is no need to remove the entire strainer to clear nuisance marine growth. C84400 Bronze ... More Details

Replacement sight glass gasket set Part #:34-9RSETManufacturer:GROCOManufacturer Part #:#9R SETUPC:742985140653Order In Multiples Of:1Fits.5" & .75" SA, BVS, &VD series strainersDescriptionSight glass... More Details

30-second cleaning cycle is automatically performed at user-selected intervalsOptional interface with SSA system ( initiates cleaning cycle when flow is reduced, independent of the pre-set cleaning in... More Details

Stainless Steel Replacement Screen f/APHS-3000 - Size 3 (.188") Perforation Diameter Features: Replacement Screen Stainless Steel Size 3 (.188") Perforation Diameter Product Specifications Dimensions9... More Details

Stainless Steel Replacement Screen f/APHS-3000 - Size 2 (.125") Perforation Diameter Features: Replacement Screen Stainless Steel Size 2 (.125") Perforation Diameter Product Specifications Dimensions1... More Details

Stainless Steel Replacement Screen f/APHS-3000 - Size 1 (.077") Perforation Diameter Features: Replacement Screen Stainless Steel Size 1 (.077") Perforation Diameter Product Specifications Dimensions1... More Details

Stainless Steel Replacement Screen f/APHS-2000 - Size 3 (.188") Perforation Diameter Features: Replacement Screen Stainless Steel Size 3 (.188") Perforation Diameter Product Specifications Dimensions6... More Details

Stainless Steel Replacement Screen f/APHS-2000 - Size 2 (.125") Perforation Diameter Features: Replacement Screen Stainless Steel Size 2 (.125") Perforation Diameter Product Specifications Dimensions6... More Details

Stainless Steel Replacement Screen f/APHS-2000 - Size 1 (.077") Perforation Diameter Features: Replacement Screen Stainless Steel Size 1 (.077") Perforation Diameter Product Specifications Dimensions6... More Details

Stainless Steel Replacement Screen f/APHS-1250 - Size 3 (.188") Perforation Diameter Features: Replacement Screen Stainless Steel Size 3 (.188") Perforation Diameter Product Specifications Dimensions3... More Details

Stainless Steel Replacement Screen f/APHS-1250 - Size 2 (.125") Perforation Diameter Features: Replacement Screen Stainless Steel Size 2 (.125") Perforation Diameter Product Specifications Dimensions3... More Details

Stainless Steel Replacement Screen f/APHS-1250 - Size 1 (.077") Perforation Diameter Features: Replacement Screen Stainless Steel Size 1 (.077") Perforation Diameter Product Specifications Dimensions3... More Details

Replacement sight glass gasket set Part #:34-8RSETManufacturer:GROCOManufacturer Part #:#8R SETUPC:742985140660Order In Multiples Of:1Fits1" & 1.25" SA, BVS, &VD series strainersDescriptionSight glass... More Details

6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return Features: "L" Flow Pattern Mount feet included C84400 bronze construction Both 1/2" main 3/8" return and 1" main 3/4" return options available Prod... More Details

Six-port fuel valves are used where 2 tanks supply a single engine, and a return to each supply tank is required. ABYC H33.9.2 states that fuel system valves must have an independent means of support.... More Details

6 Port Oil Change System with Reversing Switch - 24V Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models TouchPad Controlled Bronze Manifold System System Sizes from 3 Va... More Details

6 Port Oil Change System with Reversing Switch - 12V Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models TouchPad Controlled Bronze Manifold System System Sizes from 3 Va... More Details

4" NPT Bronze 90 Degree Pipe to Hose Fitting Features: 90 degree Male NPT x Hose connection C83600 Bronze Sizes from 1/2" to 5" Standard Flow UL Listed 647B Note: C83600 bronze fittings are not in com... More Details

4" Bronze High Speed Thru-Hull Fitting w/Nut  Features: Designed for increased flow compared to standard Thru Hulls and with less drag NPSM / NPT combination thread C83600 Bronze Product Specification... More Details

4" Bronze Flanged Seacock & Adaptor with 3" NPT Side Port Features: Two driver ports permit handle relocation NPT threaded side port accepts SSCV or any NPT threaded accessory The handle has a square ... More Details

4" Bronze Flanged Seacock Features: 1-1/4" sizes and larger include one grease zerk fitting for lubrication (use only with the valve in the open position), and one drain plug. The zerk can also be use... More Details

4 Port Oil Change System with Reversing Switch - 24V Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models TouchPad Controlled Bronze Manifold System System Sizes from 3 Va... More Details

4 Port Oil Change System with Reversing Switch - 12V Features: Powerful Gear pump Delivers Nearly twice the Flow as Competitive Models TouchPad Controlled Bronze Manifold System System Sizes from 3 Va... More Details

3/8" NPT #316 Stainless Steel In-Line Ball Valve Features: 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining Handle h... More Details

3/8" NPT Bronze Inline Fuel Valve Features: Selectable handle rotation Full flow Mount foot included C83600 bronze construction Stainless steel handle and hardware 400 WOG PTFE seats and seals UL list... More Details

3/8" NPT Bronze In-Line Ball Valve Features: Female NPT Threads 1-1/4" sizes and larger include a grease zerk fitting for lubrication (use only with the valve in the open position) or for draining Sel... More Details

3/4" Stainless Steel Extra Long Thru-Hull Fitting w/Nut  Features: Extra long NPSM / NPT combination thread #316 Stainless Steel Product Specifications Dimensions8" L × 2" W × 2" HShipping Weight0.75 ... More Details

3/4" Slotted Hi Speed Thru-Hull with Nut Features: 3/4" NPSM / NPT combination thread C83600 Bronze With Nut Slotted Product Specifications Dimensions4" L × 3" W × 3" HShipping Weight0.5 lbCountry of ... More Details

3/4" NPT x 3/4" ID Stainless Steel Pipe to Hose Straight Fitting  Features: Male NPT x Hose connection #316 Stainless Steel Sizes from 1/2" to 3" Standard Flow NSF-61 compliant Suitable for use in pot... More Details