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Boat Accessories and Supplies

Boat Accessories and Supplies

  • Sea-Dog Line G4 Base 12 LED Lamp Horizontal 442942-1

    Sea-Dog Line G4 Base 12 LED Lamp Horizontal 442942-1

    SEA-DOG LINE

    $17.95 $14.52
    Sea-Dog Line G4 Base 12 LED Lamp Horizontal 442942-112 High quality LEDs. Bi-pin base for easy plug and play installation. Mounted on one side of the disc, these LEDs offer direct 120°, illumination with no wasted light. The equivalent of a 20-watt...
    Part Number:
    354-4429421
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Horizontal
    Color:
    Warm White
    A:
    4 MM
    B:
    1-1/4"
    Lumens:
    200
    $17.95 $14.52
  • Sea-Dog Line G4 Base 12 LED Lamp Vertical 442947-1

    Sea-Dog Line G4 Base 12 LED Lamp Vertical 442947-1

    SEA-DOG LINE

    $17.95 $14.52
    Sea-Dog Line G4 Base 12 LED Lamp Vertical 442947-112 High quality LEDs. Bi-pin base for easy plug and play installation. Mounted on one side of the disc, these LEDs offer direct 120°, illumination with no wasted light. The equivalent of a 20-watt...
    Part Number:
    354-4429471
    Availability:
    In Stock - Ships same or next business day.
    Description:
    Vertical
    Color:
    Warm White
    A:
    4 MM
    B:
    1-1/4"
    Lumens:
    200
    $17.95 $14.52
  • Sea-Dog Line G4 Base Smd Bulb 13 LED 442642-1

    Sea-Dog Line G4 Base Smd Bulb 13 LED 442642-1

    SEA-DOG LINE

    $21.95 $15.52
    Sea-Dog Line G4 Base Smd Bulb 13 LED 442642-1Nickel plated brass/plastic. 360°, Omnidirectional light distribution and 50;000 life hours. For use with 12V DC systems only.
    Part Number:
    354-4426421
    Availability:
    In Stock - Ships same or next business day.
    LEDs:
    13
    Color:
    Warm White
    A:
    4 MM
    B:
    1"
    Watts:
    43143
    Lumens:
    225
    $21.95 $15.52
  • Sea-Dog Line Galvanized Anchor Shackle-1/4 147806-1

    Sea-Dog Line Galvanized Anchor Shackle-1/4 147806-1

    SEA-DOG LINE

    $3.22
    Sea-Dog Line Galvanized Anchor Shackle-1/4 147806-1 With their rounded shape, Screw Pin Anchor Bow Shackles are designed for many different applications. Features a screw pin closure for quick removal, making them ideal for rigging applications where...
    Part Number:
    354-1478061
    Availability:
    In Stock - Ships same or next business day.
    A:
    5/16"
    B:
    1/2"
    C:
    3/4"
    D:
    1-1/16"
    $3.22
  • Sea-Dog Line Galvanized Anchor Shackle-3/8 147810

    Sea-Dog Line Galvanized Anchor Shackle-3/8 147810

    SEA-DOG LINE

    $3.29
    Sea-Dog Line Galvanized Anchor Shackle-3/8 147810 With their rounded shape, Screw Pin Anchor Bow Shackles are designed for many different applications. Features a screw pin closure for quick removal, making them ideal for rigging applications where fast...
    Part Number:
    354-147810
    Availability:
    In Stock - Ships same or next business day.
    A:
    7/16"
    B:
    11/16"
    C:
    1"
    D:
    1-9/16"
    Pkg.:
    Bulk
    $3.29
  • Sea-Dog Line Galvanized Anchor Shackle-5/16 147808-1

    Sea-Dog Line Galvanized Anchor Shackle-5/16 147808-1

    SEA-DOG LINE

    $3.59
    Sea-Dog Line Galvanized Anchor Shackle-5/16 147808-1 With their rounded shape, Screw Pin Anchor Bow Shackles are designed for many different applications. Features a screw pin closure for quick removal, making them ideal for rigging applications where...
    Part Number:
    354-1478081
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/8"
    B:
    9/16"
    C:
    7/8"
    D:
    1-1/4"
    $3.59
  • Sea-Dog Line Galvanized Eye & Jaw Swivel-5/16 181208

    Sea-Dog Line Galvanized Eye & Jaw Swivel-5/16 181208

    SEA-DOG LINE

    $7.75 $7.44
    Sea-Dog Line Galvanized Eye & Jaw Swivel-5/16 181208 Eye & Jaw Swivels link together two parts that have separate rotational directions, reducing knotting or twisting and relieving stress. Constructed of hot dipped galvanized forged steel.  
    Part Number:
    354-181208
    Availability:
    In Stock - Ships same or next business day.
    Size:
    5/16"
    A:
    3-13/16"
    B:
    7/8"
    C:
    1/2"
    D:
    7/8"
    WLL (In Tons):
    3/4
    $7.75 $7.44
  • Sea-Dog Line Galvanized Wire Rope Thimble 3/4" 172019

    Sea-Dog Line Galvanized Wire Rope Thimble 3/4" 172019

    SEA-DOG LINE

    $6.25
    Sea-Dog Line Galvanized Wire Rope Thimble 3/4" 172019 These Light Duty Thimbles are used to protect wire or rope from contact with the load it is hoisting. The thimbles keep the eye splice from being crushed while reducing chafe and abrasion. Ideal for...
    Part Number:
    354-172019
    Availability:
    In Stock - Ships same or next business day.
    A:
    3/4"
    B:
    2-5/8"
    C:
    1-5/8"
    D:
    3-3/4"
    Pkg.:
    Bulk
    $6.25
  • Sea-Dog Line Galvinized Shackles Pop Disply 147810-5

    Sea-Dog Line Galvinized Shackles Pop Disply 147810-5

    SEA-DOG LINE

    $83.00 $71.61
    Sea-Dog Line Galvinized Shackles Pop Disply 147810-5 With their rounded shape, Screw Pin Anchor Bow Shackles are designed for many different applications. Features a screw pin closure for quick removal, making them ideal for rigging applications where...
    Part Number:
    354-1478105
    Availability:
    In Stock - Ships same or next business day.
    Pack:
    30
    $83.00 $71.61
  • Sea-Dog Line Hand Held Deluxe Rope Cutter 300095-3

    Sea-Dog Line Hand Held Deluxe Rope Cutter 300095-3

    SEA-DOG LINE

    $335.00 $267.14
    Sea-Dog Line Hand Held Deluxe Rope Cutter 300095-3 This Deluxe Handheld Rope Cutter easily cuts and heat seals nylon, polyester, polypropylene, and Dacron cordage and webbing. Replaceable blade heats to 1100° Fahrenheit (600° Celsius) in 10...
    Part Number:
    354-3000953
    Availability:
    In Stock - Ships same or next business day.
    Volts:
    120
    A:
    10-1/2"
    B:
    5-1/2"
    Max Rope Size:
    1"
    $335.00 $267.14
  • Sea-Dog Line Hd Canvas & Upholstry Scissors 563320-1

    Sea-Dog Line Hd Canvas & Upholstry Scissors 563320-1

    SEA-DOG LINE

    $38.35 $30.49
    Sea-Dog Line Hd Canvas & Upholstry Scissors 563320-1 These quality stainless steel Heavy Duty Canvas & Upholstery Scissors are designed with offset handles to allow the blades to hug the work surface, giving you clean and precise cutting...
    Part Number:
    354-5633201
    Availability:
    In Stock - Ships same or next business day.
    A:
    8-1/4"
    B:
    3-1/4"
    $38.35 $30.49

Shop the Best Boat Accessories Online

Whether you're prepping for a weekend on the water or upgrading your gear, PowerBoatSupply.com has all the boat accessories you need. From electrical components and drink holders to safety gear and dock lines, our wide selection of boat accessories ensures you're ready for anything out on the water.

We carry trusted brands like Sea-Dog Line, Seachoice, Attwood Marine, and more — offering both essential and specialized boat accessories for every type of boater. Not sure which part is right for your setup? Our team is here to help you choose the best boat accessories for your vessel and your adventures.

Browse our best-selling items below and get fast shipping, great prices, and top-rated customer service from PowerBoatSupply.com — your source for quality marine parts and accessories since 1987.