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Fittings

Marine Fittings

Marine fittings are essential components for connecting, securing, and routing water, fuel, and plumbing systems on boats. Built for durability and corrosion resistance, high-quality fittings ensure safe, leak-free operation for both recreational and professional vessels.

Durable & Reliable Marine Connections

  • Marine-grade construction for corrosion resistance and long life
  • Wide selection for water, fuel, and plumbing applications
  • Easy installation and maintenance with professional-grade designs

Trusted Brands

Top marine fittings brands include Albin Group, Attwood Marine, Beckson Marine, Dometic, Forespar Performance Products, GROCO, Jabsco, Johnson Pump, Perko, Raritan, Rule, Scandvik, Sea-Dog, Seaview, Shurflo by Pentair, T-H Marine Supplies, Viega, Whitecap and more for professional reliability.

Related Marine Categories

Marine Plumbing & Ventilation, Hose, Thru-Hull Fittings, Marine Sanitation

Why Buy Marine Fittings from MarineWaze

  • Marine-grade, corrosion-resistant fittings for safe and reliable plumbing
  • Trusted brands for long-lasting performance and leak-free connections
  • Expert support for installation, maintenance, and system upgrades
  • Product
  • Qty in Cart
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  • GROCO 1-1/2" NPT Bronze 45 Degree Pipe to 1-1/2" Hose [PTHD-1500]

    GROCO 1-1/2" NPT Bronze 45 Degree Pipe to 1-1/2" Hose [PTHD-1500]

    MSRP: $49.00
    $39.99
    1-1/2" NPT Bronze 45 Degree Pipe to 1-1/2" Hose Features:45 degree Male NPT x Hose connectionC83600 BronzeStandard FlowUL Listed 647BNote- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable...
    MSRP: $49.00
    $39.99
    Qty in Cart: 0
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    MSRP: $49.00
    $39.99
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  • GROCO 1" NPT Bronze 45 Degree Pipe to 1" Hose [PTHD-1000]

    GROCO 1" NPT Bronze 45 Degree Pipe to 1" Hose [PTHD-1000]

    MSRP: $22.00
    $18.99
    1" NPT Bronze 45 Degree Pipe to 1" Hose Features:45 degree Male NPT x Hose connectionC83600 BronzeStandard FlowUL Listed 647BNote- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable water...
    MSRP: $22.00
    $18.99
    Qty in Cart: 0
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    MSRP: $22.00
    $18.99
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  • GROCO 3/4" NPT Bronze 45 Degree Pipe to 3/4" Hose [PTHD-750]

    GROCO 3/4" NPT Bronze 45 Degree Pipe to 3/4" Hose [PTHD-750]

    MSRP: $18.00
    $15.99
    3/4" NPT Bronze 45 Degree Pipe to 3/4" Hose Features:45 degree Male NPT x Hose connectionC83600 BronzeStandard FlowUL Listed 647BNote- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable...
    MSRP: $18.00
    $15.99
    Qty in Cart: 0
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    MSRP: $18.00
    $15.99
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  • GROCO 1/2" NPT Bronze 90 Degree Pipe to 1/2"-5/8" ID Hose [PTHC-5062]

    GROCO 1/2" NPT Bronze 90 Degree Pipe to 1/2"-5/8" ID Hose [PTHC-5062]

    MSRP: $14.00
    $13.99
    1/2" NPT Bronze 90 Degree Pipe to 1/2"-5/8" ID Hose Features:90 degree Male NPT x Hose connectionC83600 BronzeStandard FlowUL Listed 647BNote- C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in...
    MSRP: $14.00
    $13.99
    Qty in Cart: 0
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    MSRP: $14.00
    $13.99
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  • GROCO Bronze Pipe Nipple - 3" NPT [PN-3000]

    GROCO Bronze Pipe Nipple - 3" NPT [PN-3000]

    MSRP: $131.00
    $90.99
    Bronze Pipe Nipple - 3" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable...
    MSRP: $131.00
    $90.99
    Qty in Cart: 0
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    MSRP: $131.00
    $90.99
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  • GROCO Bronze Pipe Nipple - 1-1/2" NPT [PN-1500]

    GROCO Bronze Pipe Nipple - 1-1/2" NPT [PN-1500]

    MSRP: $37.00
    $32.99
    Bronze Pipe Nipple - 1-1/2" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in...
    MSRP: $37.00
    $32.99
    Qty in Cart: 0
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    MSRP: $37.00
    $32.99
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  • GROCO Bronze Pipe Nipple - 1-1/4" NPT [PN-1250]

    GROCO Bronze Pipe Nipple - 1-1/4" NPT [PN-1250]

    MSRP: $35.00
    $31.99
    Bronze Pipe Nipple - 1-1/4" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in...
    MSRP: $35.00
    $31.99
    Qty in Cart: 0
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    MSRP: $35.00
    $31.99
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  • GROCO Bronze Pipe Nipple - 1" NPT [PN-1000]

    GROCO Bronze Pipe Nipple - 1" NPT [PN-1000]

    MSRP: $20.00
    $17.99
    Bronze Pipe Nipple - 1" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in potable...
    MSRP: $20.00
    $17.99
    Qty in Cart: 0
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    MSRP: $20.00
    $17.99
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  • GROCO Bronze Pipe Nipple - 3/4" NPT [PN-750]

    GROCO Bronze Pipe Nipple - 3/4" NPT [PN-750]

    $12.00
    Bronze Pipe Nipple - 3/4" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in...
    $12.00
    Qty in Cart: 0
    Quantity:
    Price:
    $12.00
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  • GROCO Bronze Pipe Nipple - 1/2" NPT [PN-500]

    GROCO Bronze Pipe Nipple - 1/2" NPT [PN-500]

    $9.00
    Bronze Pipe Nipple - 1/2" NPT Features:Cast-in wrench flat simplifies installation and removalNPT x NPT ConnectionC83600 Bronze Full flow Note-C83600 bronze fittings are not in compliance with NSF-61 and therefore are not intended for use in...
    $9.00
    Qty in Cart: 0
    Quantity:
    Price:
    $9.00
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  • GROCO 6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return [FV-65038]

    GROCO 6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" Return [FV-65038]

    MSRP: $270.00
    $171.99
    6-Port NPT Bronze Fuel Valve 1/2" Main - 3/8" ReturnFeatures:"L" Flow PatternMount feet includedC84400 bronze constructionBoth 1/2" main 3/8" return and 1" main 3/4" return options available Specifications:Construction: BronzeBox Dimensions: 5"H x...
    MSRP: $270.00
    $171.99
    Qty in Cart: 0
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    MSRP: $270.00
    $171.99
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  • GROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]

    GROCO 1/2" 5-Port Tank Selector Valve [FV-550-L]

    MSRP: $180.00
    $119.99
    1/2" 5-Port Tank Selector ValveFeatures:For fuel or waterBottom port is commonSelect between four outletsFull 1/2” flowAudible “click” at each handle positionFor thru panel mountingC83600 bronze construction...
    MSRP: $180.00
    $119.99
    Qty in Cart: 0
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    MSRP: $180.00
    $119.99
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