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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-$5.45 USD
Vendor:Beckson MarineBeckson 4" x 14" Port Gasket [GK-414]
Regular price $11.95 USDRegular price$17.40 USD-$5.45 USD Sale price $11.95 USD -
-$50.05 USD
Vendor:GROCOGROCO 1-1/2" Hose Barb Stainless Straight Deck Drain [SCUS-1500]
Regular price $100.95 USDRegular price$151.00 USD-$50.05 USD Sale price $100.95 USD -
-$29.05 USD
Vendor:GROCOGROCO 3/4" Bronze Tri-Flanged Ball Valve/Seacock [FBV-750]
Regular price $57.95 USDRegular price$87.00 USD-$29.05 USD Sale price $57.95 USD -
-$21.05 USD
Vendor:GROCOGROCO 3/4" Bronze NPS to NPT Flange Adapter [IBVF-750]
Regular price $42.95 USDRegular price$64.00 USD-$21.05 USD Sale price $42.95 USD -
-$13.05 USD
Vendor:GROCOGROCO 3/4" NPT Bronze In-Line Ball Valve [IBV-750]
Regular price $27.95 USDRegular price$41.00 USD-$13.05 USD Sale price $27.95 USD -
-$18.27 USD
Vendor:PerkoPerko Fuel System Locking Cap f/ 1-1/2" Non-Vented Fills [1324DP0BLK]
Regular price $33.95 USDRegular price$52.22 USD-$18.27 USD Sale price $33.95 USD -
-$68.05 USD
Vendor:GROCOGROCO 1-1/2" Bronze Tri-Flanged Ball Valve/Seacock [FBV-1500]
Regular price $136.95 USDRegular price$205.00 USD-$68.05 USD Sale price $136.95 USD -
-$40.05 USD
Vendor:GROCOGROCO Bronze Clam Shell Style Hull Strainer f/Up To 2-1/2" Thru Hull [SC-2500-L]
Regular price $80.95 USDRegular price$121.00 USD-$40.05 USD Sale price $80.95 USD -
-$24.05 USD
Vendor:GROCOGROCO 2" NPT x 2" ID Bronze 90 Degree Pipe to Hose Fitting Standard Flow Elbow [PTHC-2000]
Regular price $47.95 USDRegular price$72.00 USD-$24.05 USD Sale price $47.95 USD -
-$1.04 USD
Vendor:T-H Marine SuppliesT-H Marine Straight Barbed All-Purpose Drain - White [APD-2-DP]
Regular price $5.95 USDRegular price$6.99 USD-$1.04 USD Sale price $5.95 USD -
-$51.05 USD
Vendor:GROCOGROCO 1-1/4" Hose Barb Stainless 90 Degree Deck Drain [SCUS-1290]
Regular price $101.95 USDRegular price$153.00 USD-$51.05 USD Sale price $101.95 USD -
-$3.04 USD
Vendor:RuleRule 1201R 3/4" Port - 90 Barb [1201R]
Regular price $14.95 USDRegular price$17.99 USD-$3.04 USD Sale price $14.95 USD -
-$6.05 USD
Vendor:GROCOGROCO Bronze Pipe Nipple - 1" NPT [PN-1000]
Regular price $13.95 USDRegular price$20.00 USD-$6.05 USD Sale price $13.95 USD -
-$16.05 USD
Vendor:GROCOGROCO 1/2" NPT 90 Stainless Steel Fuel Valve [FV-590-S]
Regular price $32.95 USDRegular price$49.00 USD-$16.05 USD Sale price $32.95 USD -
-$26.05 USD
Vendor:GROCOGROCO 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 -
-$6.05 USD
Vendor:GROCOGROCO 1" NPT x 1-1/8" Bronze Full Flow Pipe to Hose Straight Fitting [FF-1125]
Regular price $12.95 USDRegular price$19.00 USD-$6.05 USD Sale price $12.95 USD