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Backyard Windmill Parts

Replacement Parts

We manufacture and carry a full line of replacement Backyard Windmill parts for Large Metal, Large Wood, Small Metal and Small Wood products.

  • Backyard Windmill Bearing Nest

    Backyard Windmill Bearing Nest

    $6.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Backyard Windmill Hub Cap (Dome)

    Backyard Windmill Hub Cap (Dome)

    $6.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Backyard Windmill Tower Cone Bushings (2pk)

    Backyard Windmill Tower Cone Bushings (2pk)

    $12.95     Add to cart
  • Fan Replacement Bearing

    Fan Replacement Bearing

    $12.95     Add to cart
  • Backyard Windmill Head Connection Bracket

    Backyard Windmill Head Connection Bracket

    $24.95     Add to cart
  • OWS Backyard Windmill Tower Cone

    OWS Backyard Windmill Tower Cone

    $24.95     Add to cart
  • Replacement Small Wood Windmill Bearing

    Replacement Small Wood Windmill Bearing

    $29.95     Add to cart
  • Two part black bearing for Large Wooden Windmill.

    Replacement Large Wood Bearing

    $36.95     Add to cart
  • A 27" replacement windmill fan blade on a transparent background.

    27″ Replacement Fan (Blades Only)

    $99.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A silver windmill fan and tail fin against a blue sky.

    30″ Large Replacement Fan (Blades Only)

    $119.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A 27" replacement windmill fan blade and hardware on a transparent background.

    30″ Front Head Assembly

    $129.95 – $139.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A 27" replacement windmill fan blade and hardware on a transparent background.

    27″ Front Head Assembly Replacement

    $129.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Small Wooden Replacement 30″ Fan

    $149.95     Add to cart
  • A silver windmill fan and tail fin against a blue sky.

    27″ Complete Head

    $169.95 – $189.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A silver windmill head and tail fin on a white paper background.

    30″ Complete Head

    $199.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Large Wooden 40″ Replacement Fan

    $199.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Small Wooden Windmill Top Assembly Replacement

    $219.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Large Wooden Windmill Complete Replacement Head

    $249.95     Add to cart

What's New

  • 12V Solar Compressor and Controller Combo

    12V Solar Compressor and Controller Combo

    $895.00     Add to cart
  • Aquarian Tune Up Kit

    Aquarian Tune Up Kit

    $68.85     Select options This product has multiple variants. The options may be chosen on the product page
  • Font'N-Aire Tune Up Kit

    Font’N-Aire Tune Up Kit

    $84.95 – $94.35     Select options This product has multiple variants. The options may be chosen on the product page
  • OWS Windmill Tailfin

    OWS Windmill Tailfin

    $109.95     Add to cart
  • Backyard Windmill Hub Cap (Dome)

    Backyard Windmill Hub Cap (Dome)

    $6.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Backyard Windmill Bearing Nest

    Backyard Windmill Bearing Nest

    $6.95     Select options This product has multiple variants. The options may be chosen on the product page
  • 6 Quantum small replacement filters.

    6 Pack Quantum Large Replacement Filters

    $99.95     Add to cart
  • A Quantum Small Replacement Air Filter.

    Quantum Large Replacement Air Filter

    $19.95     Add to cart
  • Two thick black gaskets, two thin red gaskets, four light red gaskets, two metal cylinders, two metal spacers

    Gast 1/2 HP Replacement Rocking Piston Maintenance Kit

    $142.95     Add to cart
  • One thick black gasket, one thin red gasket, two thin light red gaskets and one metal cylender

    Gast 1/4 HP Replacement Rocking Piston Maintenance Kit

    $79.95     Add to cart
  • Gast 3/4 HP Replacement Rocking Piston Maintenance Kit. Two red round gaskets, four metal rings, two of which are thick and two are thin. Two red oblong gaskets and 4 spacers.

    Gast 3/4 HP Replacement Rocking Piston Maintenance Kit

    $186.95     Add to cart
  • OWS Backyard Windmill Tower Cone

    OWS Backyard Windmill Tower Cone

    $24.95     Add to cart
  • Generation 2 & 3 Replacement Diaphragm | Aeration Windmills and Electric aerators

    Generation 2 & 3 Replacement Diaphragm

    $59.95     Add to cart
  • Two part black bearing for Large Wooden Windmill.

    Replacement Large Wood Bearing

    $36.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Small Wooden Windmill Top Assembly Replacement

    $219.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Small Wooden Replacement 30″ Fan

    $149.95     Add to cart
  • A silver windmill fan and tail fin against a blue sky.

    27″ Complete Head

    $169.95 – $189.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A 27" replacement windmill fan blade and hardware on a transparent background.

    27″ Front Head Assembly Replacement

    $129.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A 27" replacement windmill fan blade on a transparent background.

    27″ Replacement Fan (Blades Only)

    $99.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Replacement Small Wood Windmill Bearing

    Replacement Small Wood Windmill Bearing

    $29.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Large Wooden Windmill Complete Replacement Head

    $249.95     Add to cart
  • Close up on windmill head in silver with red tips on a wooden windmill body. In the background there are trees.

    Large Wooden 40″ Replacement Fan

    $199.95     Add to cart
  • Fan Replacement Bearing

    Fan Replacement Bearing

    $12.95     Add to cart
  • A silver windmill head and tail fin on a white paper background.

    30″ Complete Head

    $199.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A 27" replacement windmill fan blade and hardware on a transparent background.

    30″ Front Head Assembly

    $129.95 – $139.95     Select options This product has multiple variants. The options may be chosen on the product page
  • Backyard Windmill Tower Cone Bushings (2pk)

    Backyard Windmill Tower Cone Bushings (2pk)

    $12.95     Add to cart
  • Backyard Windmill Head Connection Bracket

    Backyard Windmill Head Connection Bracket

    $24.95     Add to cart
  • A silver windmill fan and tail fin against a blue sky.

    30″ Large Replacement Fan (Blades Only)

    $119.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A Thomas Replacement 1/4 HP Rocking Piston Maintenance Kit.

    Thomas Replacement 1/4 HP Rocking Piston Maintenance Kit

    $76.95     Add to cart
  • A Thomas Replacement 1/2 HP Rocking Piston Maintenance Kit.

    Thomas Replacement 1/2 HP Rocking Piston Maintenance Kit

    $129.95     Add to cart
  • Two Quantum Air Filers and Canister Replacement Kit 1/4 inch mpt.

    Quantum Replacement Air Filters and Canister 3/8″ mpt

    $35.95     Add to cart
  • A Matala Replacement 3/4 HP Rocking Piston Maintenance Kit.

    Matala 3/4 HP Replacement Rocking Piston Maintenance Kit

    $186.95     Add to cart
  • A Quantum Air Filter and Canister 3/8 inch mpt.

    Quantum Air Filter and Canister 3/8″ mpt

    $34.95     Add to cart
  • A GAST 3/4 HP Replacement Compressor with hardware on a transparent background.

    GAST 3/4 HP Replacement Compressor Kit

    $899.95     Add to cart
  • Matala Replacement 1/4 HP Rocking Piston Maintenance Kit. Two round gaskets. One thin and red, one thicker and black. Metal sleeve. Metal spacer. Rectangular red gasket.

    Matala Replacement 1/4 HP Rocking Piston Maintenance Kit

    $89.95     Add to cart
  • A GAST 1/4 HP Replacement Compressor with hardware on a transparent background.

    GAST 1/4 HP Replacement Compressor Kit

    $579.95     Add to cart
  • A Quantum Small Replacement Air Filter.

    Quantum Small Replacement Air Filter

    $18.95     Add to cart
  • A Quantum Replacement Air Filter and Canister 1/4 inch mpt.

    Quantum Replacement Air Filter and Canister 1/4″ mpt

    $34.95     Add to cart
  • Two Quantum Air Filers and Canister Replacement Kit 1/4 inch mpt.

    Quantum Air Filters & Canister Replacement Kit 1/4″ mpt

    $31.95     Add to cart
  • A Matala Replacement 1/2 HP Rocking Piston Maintenance Kit.

    Matala 1/2 HP Replacement Rocking Piston Maintenance Kit

    $142.95     Add to cart
  • A GAST 1/2 HP Replacement Compressor with hardware on a transparent background.

    GAST 1/2 HP Replacement Compressor Kit

    $799.95     Add to cart
  • A 4 inch electric aeration cooling fan with an electric plug on a white background.

    Electric Aeration Cooling Fan 4″

    $43.95     Add to cart
  • 6 Quantum small replacement filters.

    6 Pack Quantum Small Replacement Filters

    $89.95     Add to cart
  • A Sugar Creek Replacement Up Pipe for Linzea Pump.

    Sugar Creek Replacement Up Pipe for Linzea Pump

    $19.00     Add to cart
  • Placeholder

    Sugar Creek Replacement 1/2HP Fountain Replacement Pump – 100′ Cord

    $495.00     Add to cart
  • Black plastic screen for a Sugar Creek Pond Pump.

    Sugar Creek Pond Replacement Pump Filter & Screen

    $19.00     Add to cart
  • A floating fountain in an office floor.

    Fountain Float

    $199.95     Add to cart
  • A 12V solar compressor for DD Solar Aerator.

    12V Solar Compressor for DD Solar Aerators

    $199.00     Add to cart
  • A replacement OWS Windmill Blade. It is silver.

    Replacement Universal Windmill Blade

    $29.95     Add to cart
  • A silver windmill head against the blue sky.

    Replacement Universal Head & Tail Assembly

    $729.95     Add to cart
  • A replacement OWS Windmill Blade. It is silver.

    Replacement Universal Blade Brace

    $7.95     Add to cart
  • A replacement Superior Windmill Maintenance Kit. The main part is a large black circle.

    Replacement Superior Windmills Maintenance Kit

    $79.95     Add to cart
  • A silver dome replacement for a windmill on a white background.

    Replacement OWS Windmill Dome

    $43.95     Add to cart
  • A replacement OWS Windmill Blade. It is silver.

    Replacement OWS Windmill Blade

    $29.95     Add to cart
  • Three replacement insert check valves.

    Replacement Insert Check Valves

    $9.95 – $30.95     Select options This product has multiple variants. The options may be chosen on the product page
  • A replacement hub assembly.

    Replacement Hub Assembly

    $142.95     Add to cart
  • Three pairs of replacement ground stake clamps.

    Replacement Ground Stake Clamps (3 pairs)

    $59.95     Add to cart
  • Generation 2 & 3 Replacement Diaphragm | Aeration Windmills and Electric aerators. Includes silver colored hardware.

    Replacement Generation 2 & 4 Maintenance Kit

    $99.95     Add to cart
  • A replacement OWS Windmill Compressor.

    Replacement OWS Windmill Compressor

    $995.95     Add to cart
  • Bearing replacement kit.

    Bearing Replacement Kit

    $209.95     Add to cart
  • An OWS Windmill Maintenance Kit.

    OWS Windmill Maintenance Kit

    $149.95     Add to cart
  • A replacement 1/2 inch pressure relief valve.

    Replacement 1/2″ Pressure Relief Valve

    $79.95     Add to cart
  • A 3/8 in Pressure Relief Valve.

    3/8″ Pressure Relief Valve

    $79.95     Add to cart
  • A 1/2 inch 2-way selector valve.

    2-Way Selector Valve 1/2″

    $87.95     Add to cart
  • A silver 3-legged windmill against a white background.

    Functional Windmill Head

    $1,695.95     Add to cart
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