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Master Spa Hot Tub Hardware & Connectors

We have a large inventory of hot tub hardware and hot tub connectors, all of which are genuine OEM Master Spa replacement parts. Whether you need to replace a washer, bolt, valve clamp or a hot tub screw, we can help you quickly and easily order the part you need to get your Master Spa working properly again. All of our hardware and connectors are in stock and ready to be shipped to your door! Call our Customer Service team today at (855) 308-2149 if you have any questions.

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  1. picture of tool tip icon

    General use number 8 stainless steel screws to fix and fasten surfaces securely are available to you from Master Spa Parts.

    8 ss screw replacement part
    $2.40
  2. picture of tool tip icon

    General use 5/16 SS Washer from Master Spa Parts. This unit goes underneath fasteners on your spa/hot tub to keep components of your propulsion system intact.

    5/16 SS Washer
    $0.40
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    Designed specifically for preventing fasteners from coming loose after they are tightened, the ⅜’’ SS Split Lock Washer from Master Spa Parts is the perfect choice for fastening essential components of your spa.

    split lock replacement washer
  4. picture of tool tip icon

    Stainless steel 3/8" Hex Nut is designed to be used on the fastening components of your spa propulsion system. Stay safe and keep your spa components from coming apart.

    3/8" Hex Nut
    $2.35
  5. picture of tool tip icon

    The Bussman Fuse Holder (Series CHM) is a fuse holder for your Swim Spa Junction Box. Multiple fuse folders can be grouped together and used for even bigger boxes.

    Fuse Holder for Swim Spa Junction Box
  6. picture of tool tip icon

    The Grey Terminal Block for H2X is designed specifically to work with your H2X Swim Spa. Feed through up to 750V through this Terminal Block.

    Grey Terminal Block for H2X
  7. picture of tool tip icon

    3/8" x 1.5" Fender Washer used on the propulsion system in the swim spas. The 3/8" x 1.5" Fender Washer from Master Spa Parts has a thinner body compared to the flat washer and provides an even wider surface area of support for fasteners.

    fender replacement washer
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