Durable Marine Fittings for Secure Plumbing Connections
Build or maintain a reliable onboard plumbing system with our wide selection of marine-grade fittings. Whether you're working on freshwater, bilge, fuel, or sanitation lines, our elbows, tees, valves, hose barbs, and connectors ensure leak-free, secure connections that stand up to life on the water.
Crafted from corrosion-resistant materials like bronze, stainless steel, and marine-grade plastics, these fittings are engineered to withstand harsh marine environments and high-pressure systems. Available in a range of sizes and configurations, they’re compatible with standard marine hoses and plumbing components.
Shop now for high-quality marine fittings and get the dependable performance your boat demands—trip after trip.
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Vendor:GROCO
GROCO 1" NPT x 1-1/4" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1000]
Regular price $24.95 USDRegular price$37.00 USD-$12.05 USD Sale price $24.95 USD -
Vendor:GROCO
GROCO 3/4" NPT Stainless Steel In-Line Ball Valve [IBV-750-S]
Regular price $53.95 USDRegular price$80.00 USD-$26.05 USD Sale price $53.95 USD -
Vendor:GROCO
GROCO Perforated Hull Strainer w/Access Door 3" Max Thru-Hull [APHS-3000-1]
Regular price $353.95 USDRegular price$531.00 USD-$177.05 USD Sale price $353.95 USD -
Vendor:GROCO
GROCO 2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-2000]
Regular price $207.95 USDRegular price$311.00 USD-$103.05 USD Sale price $207.95 USD -
Vendor:GROCO
GROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]
Regular price $40.95 USDRegular price$61.00 USD-$20.05 USD Sale price $40.95 USD -
Vendor:GROCO
GROCO 3/4" Bronze Nipple Check Valve [PNC-750]
Regular price $13.95 USDRegular price$20.00 USD-$6.05 USD Sale price $13.95 USD -
Vendor:GROCO
GROCO 1" NPT x 1-1/8" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1125]
Regular price $22.95 USDRegular price$34.00 USD-$11.05 USD Sale price $22.95 USD -
Vendor:GROCO
GROCO 1" Bronze Pipe Nipple Check Valve [PNC-1000]
Regular price $20.95 USDRegular price$31.00 USD-$10.05 USD Sale price $20.95 USD -
Vendor:GROCO
GROCO 1-1/2" NPT x 1-3/4" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1500]
Regular price $51.95 USDRegular price$77.00 USD-$25.05 USD Sale price $51.95 USD -
Vendor:GROCO
GROCO 1/2" NPT x 3/4" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-500]
Regular price $11.95 USDRegular price$18.00 USD-$6.05 USD Sale price $11.95 USD -
Vendor:GROCO
GROCO 1-1/2" NPT Stainless Steel In-Line Ball Valve [IBV-1500-S]
Regular price $115.95 USDRegular price$174.00 USD-$58.05 USD Sale price $115.95 USD -
Vendor:GROCO
GROCO 1-1/4" NPT x 1-1/8" ID Bronze Pipe to Hose Straight Fitting [PTH-1125]
Regular price $14.95 USDRegular price$22.00 USD-$7.05 USD Sale price $14.95 USD -
Vendor:GROCO
GROCO 1-1/2" NPT x 1-1/2" ID Bronze Pipe to Hose Straight Fitting [PTH-1500]
Regular price $20.95 USDRegular price$31.00 USD-$10.05 USD Sale price $20.95 USD -
Vendor:GROCO
GROCO 1" #316 Stainless Steel NPS to NPT Flange Adapter [IBVF-1000-S]
Regular price $57.95 USDRegular price$86.00 USD-$28.05 USD Sale price $57.95 USD -
Vendor:GROCO
GROCO 1-1/4" NPT x 1-1/2" ID Bronze Full Flow 90 Elbow Pipe to Hose Fitting [FFC-1250]
Regular price $39.95 USDRegular price$60.00 USD-$20.05 USD Sale price $39.95 USD -
Vendor:GROCO
GROCO 3/8" NPT Bronze In-Line Ball Valve [IBV-375]
Regular price $16.95 USDRegular price$25.00 USD-$8.05 USD Sale price $16.95 USD