Select Category

Variations More Details

Variations More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB750PManufacturer:GROC... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB750Manufacturer:GROCO... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB500PManufacturer:GROC... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB500Manufacturer:GROCO... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB1250Manufacturer:GROC... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB1000Manufacturer:GROC... More Details

Protect fresh water pumps from debris. White nylon strainer head and clear plastic sight glass. Glass unscrews for filter basket cleaning. Mounting bracket included. Part #:34-WSB1000PManufacturer:GRO... More Details

Stainless Basket Part #:34-WSA1001Manufacturer:GROCOManufacturer Part #:WSA1001UPC:742985069466Order In Multiples Of:1FitsWSB1000DescriptionStainless BasketFits withWSB1000 Variations34-BVS2Groco BVS2... More Details

WSA-751 Stainless Steel Basket Fits WSA-500, WSA-750, WSB-500 & WSB-750 Features: Stainless Steel Basket Fits WSA-500, WSA-750, WSB-500 & WSB-750 Product Specifications Dimensions8" L × 2" W × 2" HShi... More Details

WSA-1251 Stainless Steel Basket Fits WSA-1250 & WSB-1250 Features: Stainless Steel Basket Fits WSA-1250 & WSB-1250 Product Specifications Dimensions6" L × 4" W × 3" HShipping Weight0.2 lbCountry of Or... More Details

WSA-1001 Stainless Steel Basket Fits WSA-1000 & WSB-1000 Features: Stainless Steel Basket Fits WSA-1000 & WSB-1000 Product Specifications Dimensions7" L × 4" W × 3" HShipping Weight0.1 lbCountry of Or... More Details

Ball valves (in-line valve or flanged seacocks) that are "exercised" frequently operate more easily and are likely to remain free of marine growth. The task of regularly opening and closing valves, ho... More Details

U-Lube Cartridge - 3oz. *2-Pack U-lube is a long lasting waterproof grease specially formulated to lubricate and protect internal ball valve components, and to discourage nuisance marine growth.  U-lu... More Details

Handle points to the direction of flow and rotates a full 180 degrees. Center position is "off". Mount foot included, full flow. Stainless steel handle & hardware. PTFE seats and seals. NOT TO BE USED... More Details

Handle points to the direction of flow and rotates a full 180 degrees. Center position is "off". Mount foot included, full flow. Stainless steel handle & hardware. PTFE seats and seals. NOT TO BE USED... More Details

Handle points to the direction of flow and rotates a full 180 degrees. Center position is "off". Mount foot included, full flow. Stainless steel handle & hardware. PTFE seats and seals. NOT TO BE USED... More Details

TS-350-T Tank Selector Kit utilizes FV-450-X full flow valve mounted on a stainless steel mount bracket and plumbed with (2) 1/2" straight brass hose barbs and (1) 7/16" 90-degree brass hose barb. Two... More Details

TPC series tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread. TPS series 90° tail pieces... More Details

TPC series tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread. TPS series 90° tail pieces... More Details

TPC series tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread. TPS series 90° tail pieces... More Details

TPC series tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread. TPS series 90° tail pieces... More Details

TP tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread.NOT TO BE USED IN POTABLE WATER SYS... More Details

TP tail pieces are threaded with NPS (straight) female pipe thread, and are for use with GROCO SV series seacocks or with any product with straight male pipe thread.NOT TO BE USED IN POTABLE WATER SYS... More Details

Extra long NPSM / NPT combination thread#316 Stainless Steel Part #:34-THXL750WSManufacturer:GROCOManufacturer Part #:THXL-750-WSUPC:742985175167Order In Multiples Of:1Pipe3/4"C1-7/8"B5/16"A5-11/32" V... More Details

Extra long NPSM / NPT combination thread#316 Stainless Steel Part #:34-THXL2000WSManufacturer:GROCOManufacturer Part #:THXL-2000-WSUPC:742985175198Order In Multiples Of:1Pipe2"C3-11/32"B5/16"A5-9/16" ... More Details

Extra long NPSM / NPT combination thread#316 Stainless Steel Part #:34-THXL1500WSManufacturer:GROCOManufacturer Part #:THXL-1500-WSUPC:742985175181Order In Multiples Of:1Pipe1-1/2"C2-7/8"B5/16"A5-7/16... More Details

Extra long NPSM / NPT combination thread#316 Stainless Steel Part #:34-THXL1250WSManufacturer:GROCOManufacturer Part #:THXL-1250-WSUPC:742985174894Order In Multiples Of:1Pipe1-1/4"C2-5/8"B5/16"A5-7/16... More Details

Extra long NPSM / NPT combination thread#316 Stainless Steel Part #:34-THXL1000WSManufacturer:GROCOManufacturer Part #:THXL-1000-WSUPC:742985175174Order In Multiples Of:1Pipe1"C2-11/32"B5/16"A5-11/32"... More Details

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut included.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-THXL750WManufacturer:GROCOManufac... More Details

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut included.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-THXL2000WManufacturer:GROCOManufa... More Details

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut included.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-THXL1500WManufacturer:GROCOManufa... More Details

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut included.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-THXL1250WManufacturer:GROCOManufa... More Details

Extra long through hull for installations where hull thickness dictates the use of longer fitting. Locknut included.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-THXL1000WManufacturer:GROCOManufa... More Details

Enables Installations GROCO thru-hull fittings by a single installer. Slide the thru-hull fitting, flanged end first, over the tool. (It will stop at the proper step.) Tie a length of monofilament to ... More Details

Thru-Hull Installation Tool  Thru Hull Installation Tool The Concept: THT-530 makes the installation of standard GROCO thru-hull fittings possible by a single installer.  Slide the thru-hull fitting, ... More Details

Part #:34-TH2000WSManufacturer:GROCOManufacturer Part #:TH-2000-WSUPC:742985146501Order In Multiples Of:1Thread2"C3.33"B0.3"A3.9"Thread Size2" Variations34-TH500WSGroco Stainless Steel Thru-Hull Fitti... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

Should have threaded portion cut to proper length considering hull and butt block thickness. Consider thread depth when using a seacock. Sealant is recommended between hull and thru-hull flange. Inclu... More Details

SWEETANK Odor Neutralization System - 24V THE CONCEPT The SWEETTANK concept has been developed to stop odors in yacht and RV holding tanks without the use of chemicals or filters. SWEETTANK is standar... More Details

SWEETANK Odor Neutralization System - 12V  THE CONCEPT The SWEETTANK concept has been developed to stop odors in yacht and RV holding tanks without the use of chemicals or filters. SWEETTANK is standa... More Details

SWEETANK Odor Neutralization System - 115VAC THE CONCEPT The SWEETTANK concept has been developed to stop odors in yacht and RV holding tanks without the use of chemicals or filters. SWEETTANK is stan... More Details

Services deck plates or strainer caps with key holes up to 7" apart. Pins fit holes up to 5/16". Part #:34-SW2531Manufacturer:GROCOManufacturer Part #:SW-2531UPC:742985005983Order In Multiples Of:1Des... More Details

Groco service kit for SA1500 thru SA3000 strainers. Includes (2) #10R gaskets, S-86-A gasket and 504-F washer. Part #:34-SA3Manufacturer:GROCOManufacturer Part #:SA-3UPC:742985016132Order In Multiples... More Details

Groco service kit for SA1000 and SA1250 strainers. Includes (2) #8R gaskets, S-751-A gasket and 500-K washer. Part #:34-SA2Manufacturer:GROCOManufacturer Part #:SA-2UPC:742985016125Order In Multiples ... More Details

Groco service kit for SA500 and SA750 strainers. Includes (2) #9R gaskets, S-64-A gasket and 500-K washer Part #:34-SA1Manufacturer:GROCOManufacturer Part #:SA-1UPC:742985016118Order In Multiples Of:1... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH750WManufacturer:GROCOManufacturer Part #:STH-750-WUPC:742985063891Order In Multiples Of:1Thread3/4"A2.20"B1.05"C4.00"D3.05"... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH500WManufacturer:GROCOManufacturer Part #:STH-500-WUPC:742985063884Order In Multiples Of:1Thread1/2"A2.20"B1.05"C3.28"D2.55"... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH2500WManufacturer:GROCOManufacturer Part #:STH-2500-WUPC:742985172227Order In Multiples Of:1Thread2 1/2"A3.20"B2.25"C7.85"D5... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH2000WManufacturer:GROCOManufacturer Part #:STH-2000-WUPC:742985101739Order In Multiples Of:1Thread2"A3.60"B1.50"C5.75"D4.00"... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH1500WManufacturer:GROCOManufacturer Part #:STH-1500-WUPC:742985063921Order In Multiples Of:1Thread1 1/2"A3.15"B1.30"C4.38"D3... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH1250WManufacturer:GROCOManufacturer Part #:STH-1250-WUPC:742985063914Order In Multiples Of:1Thread1 1/4"A2.90"B1.20"C4.30"D3... More Details

Includes locking nut. NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-STH1000WManufacturer:GROCOManufacturer Part #:STH-1000-WUPC:742985063907Order In Multiples Of:1Thread1"A2.85"B1.05"C4.00"D3.05"... More Details

NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B Part #:34-TH750WSManufacturer:GROCOManufacturer Part #:TH-750-WSUPC:742985146464Order In Multiples Of:1Thread3/4"C1.90"B0.30"A2.20"Threa... More Details

NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B Part #:34-TH500WSManufacturer:GROCOManufacturer Part #:TH-500-WSUPC:742985158887Order In Multiples Of:1Thread1/2"C1.70"B0.30"A2.20"Threa... More Details

NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B Part #:34-TH1000WSManufacturer:GROCOManufacturer Part #:TH-1000-WSUPC:742985146471Order In Multiples Of:1Thread1"C2.32"B0.30"A2.85"Threa... More Details

NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B Part #:34-TH1250WSManufacturer:GROCOManufacturer Part #:TH-1250-WSUPC:742985146488Order In Multiples Of:1Thread1-1/4"C2.62"B0.30"A2.90"T... More Details

NPSM / NPT combination thread#316 Stainless SteelUL Listed 647B Part #:34-TH1500WSManufacturer:GROCOManufacturer Part #:TH-1500-WSUPC:742985146495Order In Multiples Of:1Thread1-1/2"C2.89"B0.30"A3.15"T... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 5/8"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions4" L × 3" W × 3" HShipping Weight0.5 ... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 3/4"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions4" L × 3" W × 3" HShipping Weight0.5 ... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 2"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions5" L × 5" W × 5" HShipping Weight1.55 l... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 1/2"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions4" L × 3" W × 3" HShipping Weight0.45... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 1"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions5" L × 3" W × 3" HShipping Weight0.65 l... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/8"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions5" L × 3" W × 3" HShipping Weight0.... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/4"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions5" L × 3" W × 3" HShipping Weight1 ... More Details

Stainless Steel Hose Barb Thru-Hull Fitting - 1-1/2"  Features: NPS Thread With Hose Connection #316 Stainless Steel UL Listed 647B Product Specifications Dimensions5" L × 5" W × 5" HShipping Weight1.... More Details

Allows instant emergency bilge pumping, or to simplify winterization and cooling system flushing. While the engine is running, close the seacock and remove the quick release plug. Includes service ada... More Details

Allows instant emergency bilge pumping, or to simplify winterization and cooling system flushing. While the engine is running, close the seacock and remove the quick release plug. Includes service ada... More Details

Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. 1/2" NPT threaded ports. Use 1/2" minimu... More Details

Delrin impeller and blades are not affected by diesel fuel or crankcase oil. Self-priming to 24". Mounts in any position in dry location. Motor not waterproof. 1/2" NPT threaded ports. Use 1/2" minimu... More Details

Spanner Wrench/Deck Plate Key  Features: Cast bronze with stainless steel pins to fit 1/4" and 5/16" holes.  Opens to service deck plates or strainer caps with key holes up to 7" apart.  Hangs conveni... More Details

Vane Blades Part #:34-SP99Manufacturer:GROCOManufacturer Part #:SP99UPC:742985008649Order In Multiples Of:1DescriptionVane BladesPack4 Variations34-BVS2Groco BVS2 Seacock/Strainer Combo34-HFPUMPASSYGr... More Details

Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC2500Manufacturer:GROCOManufacturer ... More Details

Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners. Part #:34-SC1500ALManufacturer:GROCOManufacturer Part #:SC1500ALUPC:742985141643Order I... More Details

Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC1500Manufacturer:GROCOManufacturer ... More Details

Mount the ring permanently. Fasten the strainer to the ring and remove as often as needed. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC1000Manufacturer:GROCOManufacturer ... More Details

Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC2500LManufacturer:GROCOManufacturer Part #:SC-2500-LUPC:742985122680Order In Multiples Of:1Size8.50" x 6.00"Max Thru-H... More Details

Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC1500LManufacturer:GROCOManufacturer Part #:SC-1500-LUPC:742985122666Order In Multiples Of:1Size6.82" x 4.70"Max Thru-H... More Details

Bronze. Uses 6 #10 fasteners.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-SC1000LManufacturer:GROCOManufacturer Part #:SC-1000-LUPC:742985122673Order In Multiples Of:1Size5.25" x 3.62"Max Thru-H... More Details

Salt Water Hose Nozzle  Features: The original - the nozzle from which all others are copied. Non-corroding plastic nozzle with stainless steel return spring will outlast ordinary hardware store nozzl... More Details

Bronze. With mounting ring. Easy access to the thru-hull fitting and seacock beneath Groco hull strainer with patented access door design. No need to remove the entire strainer to clear nuisance marin... More Details

Bronze. With mounting ring. Easy access to the thru-hull fitting and seacock beneath Groco hull strainer with patented access door design. No need to remove the entire strainer to clear nuisance marin... More Details

Reversing Gear Pump 3/4" NPT Ports - 12V Positive Displacement Reversing Gear Pump The Concept: Made in the USA GROCO Gear Pumps are self-priming, instantly reversible, and are capable of operation in... More Details

Replacement Buna-N O-Ring  Designed for Groco ARG and BVS Series Raw Water Strainers. Compatible with the Groco  ARG-1500 through ARG-3000 strainers. Features: Dimensions (ID x OD) - 5.75" x 6" x .125... More Details

PWSA-751 Poly Basket Fits WSA-500,  WSB-500 & WSB-750 Features: Poly Basket Fits WSA-500,  WSB-500 & WSB-750 Product Specifications Dimensions8" L × 2" W × 2" HShipping Weight0.1 lbCountry of OriginUN... More Details

PWSA-1251 Poly Basket Fits WSA-1250 & WSB-1250 Features: Poly Basket Fits WSA-1250 & WSB-1250 Product Specifications Dimensions7" L × 5" W × 4" HShipping Weight0.15 lbCountry of OriginUNITED STATESHar... More Details

PWSA-1001 Poly Basket Fits WSA-1000 & WSB-1000 Features: Poly Basket Fits WSA-1000 & WSB-1000 Product Specifications Dimensions6" L × 5" W × 4" HShipping Weight0.15 lbCountry of OriginUNITED STATESHar... More Details

Pump Service Kit Service kit for GROCO SPO Series Pumps made after September 2001. What's Included? Rotor, 8-Slot (SP-99-A) Blades (8) (SP-98) O-ring (2-034) Snap ring (SNAP RING-1) Seal assembly (690... More Details

Bronze, 45°, standard flow.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-PTHD750Manufacturer:GROCOManufacturer Part #:PTHD-750UPC:742985161917Order In Multiples Of:1Hose3/4" IDThread3/4" NPTA2.98... More Details

Bronze, 45°, standard flow.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-PTHD3000Manufacturer:GROCOManufacturer Part #:PTHD-3000UPC:742985157972Order In Multiples Of:1Hose3" IDThread3" NPTA6.03"B... More Details

Bronze, 45°, standard flow.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-PTHD2500Manufacturer:GROCOManufacturer Part #:PTHD-2500UPC:742985161894Order In Multiples Of:1Hose2 1/2" IDThread2 1/2" NP... More Details

Bronze, 45°, standard flow.NOT TO BE USED IN POTABLE WATER SYSTEMS. Part #:34-PTHD2000Manufacturer:GROCOManufacturer Part #:PTHD-2000UPC:742985157767Order In Multiples Of:1Hose2" IDThread2" NPTA4.12"B... More Details