Water Truck Parts - In Stock — UnitedBuilt Equipment Skip to content
Quality Water Truck Systems, Tanks & Parts Since 1947
Quality Water Truck Systems, Tanks & Parts Since 1947

Water Truck Parts

UnitedBuilt offers a complete selection of water truck parts to keep your equipment running reliably in demanding applications. Our inventory includes water truck pumps, valves, spray heads, hose reels, air controls & fittings, PTOs and hydraulics, water cannons, nozzles, and other essential components used across a wide range of water truck systems.

We supply replacement and alternative parts for most major water truck brands, making it easy to find compatible components for your specific setup. Whether you’re performing routine maintenance or repairing critical equipment, our parts are selected for durability, performance, and real-world reliability.

We carry products from trusted manufacturers including UnitedBuilt, Berkeley, Franklin Electric, Victaulic, Elkhart Brass, Coxreels®, Netafim, Dixon, EATON Bezares, Cla-Val, Camozzi, Sealco, and Buyers Products, ensuring quality and compatibility across your system.

With over 75 years of experience, UnitedBuilt is a trusted source for water truck parts and support. You can search our site using a manufacturer part number, UnitedBuilt SKU, or product description to quickly locate what you need. If you don’t see the part you’re looking for, our team is available to help—call us at 602-253-7739 for assistance.

We work to keep our most in-demand parts readily available and offer fast shipping to help minimize downtime and keep your operation moving.

Water Truck Parts - UnitedBuilt Equipment
  • 22 in stock

    Airline Synflex 1/4" x 100' Roll, Freelin-Wade (AIRL0025-100)

    Freelin-Wade
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $48.00
    $48.00 - $48.00
    Current price $48.00

    UnitedBuilt Airline Synflex 1/4" x 100' Roll

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $48.00
    $48.00 - $48.00
    Current price $48.00
  • 475 in stock

    External Seat Drain Cock, 1/4" MNPT, Brass, 321P (145)

    Mid-America
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.10
    $4.10 - $4.10
    Current price $4.10

    External Seat Draincock, 1/4", Brass

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $4.10
    $4.10 - $4.10
    Current price $4.10
  • 2891 in stock

    Ball Bearing, 0.25" (1/4") GR100 316 Stainless Steel, Elkhart 15027000

    Elkhart Brass
    Original price $4.00
    Original price $4.00 - Original price $4.00
    Original price $4.00
    Current price $3.24
    $3.24 - $3.24
    Current price $3.24

    This Ball Bearing is made of 0.25" GR100 316 Stainless Steel from Elkhart with part number 15027000. Sold individually. Image displays multiple bea...

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    Original price $4.00
    Original price $4.00 - Original price $4.00
    Original price $4.00
    Current price $3.24
    $3.24 - $3.24
    Current price $3.24
    Save 19% Save %
  • 24 in stock

    Shaft Key 1/4" x 1" Long, UnitedBuilt S24168MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.00
    $1.00 - $1.00
    Current price $1.00

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.00
    $1.00 - $1.00
    Current price $1.00
  • 17 in stock

    Airline Synflex 1/4"X 25' Roll, Freelin-Wade (AIRL0025-025)

    Freelin-Wade
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $20.13
    $20.13 - $20.13
    Current price $20.13

    UnitedBuilt Airline Synflex 1/4" x 25' Roll

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $20.13
    $20.13 - $20.13
    Current price $20.13
  • 35 in stock

    Bulkhead Fitting 1/4" W21204

    UnitedBuilt Choice
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.64
    $6.64 - $6.64
    Current price $6.64

    Bulkhead Fitting 1/4" W21204

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $6.64
    $6.64 - $6.64
    Current price $6.64
  • 21 in stock

    Quick Exhaust Valve, 1/4" FNPT Ports, Sealco 3800

    Sealco
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.99
    $30.99 - $30.99
    Current price $30.99

    Engineered for efficiency, the Sealco Quick Release Valve #3800 is designed to vent pressure directly at the valve rather than the supply source, e...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.99
    $30.99 - $30.99
    Current price $30.99
  • 20 in stock

    Bearing Thrust 1/4" Elkhart 17701000-A

    Elkhart Brass
    Original price $20.00
    Original price $20.00 - Original price $20.00
    Original price $20.00
    Current price $16.20
    $16.20 - $16.20
    Current price $16.20

    Original price $20.00
    Original price $20.00 - Original price $20.00
    Original price $20.00
    Current price $16.20
    $16.20 - $16.20
    Current price $16.20
    Save 19% Save %
  • 3830 in stock

    Countersunk Plug, Hex Socket, 1/4" MNPT, Vibra Seal, Brass 3153X4

    Mid-America
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.61
    $1.61 - $1.61
    Current price $1.61

    Countersunk Plug, Hex Socket, 1/4" MNPT, Vibra Seal, Brass Brass C360 Vibra Seal Threads

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.61
    $1.61 - $1.61
    Current price $1.61
  • 38 in stock

    Pressure Protection Valve, Air Regulator, 1/4" FNPT, 70 PSI Check Valve, Sealco 140380

    Sealco
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.00
    $30.00 - $30.00
    Current price $30.00

    Pressure Protection Valve, Air Regulator, 1/4" FNPT, 70 PSI Check Valve, Sealco 140380 Pressure Protection Valves With Internal Check Valve Used to...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $30.00
    $30.00 - $30.00
    Current price $30.00
  • 412 in stock

    Ball Valve, Mini, 1/4" MNPT x FNPT, Chrome Plated Brass, Midland 46903I

    Midland Industries
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $18.50
    $18.50 - $18.50
    Current price $18.50

    Midland Industries 46903I Mini Ball Valve – MNPT x FNPT The Midland 46903I Mini Ball Valve is a compact, nickel-plated brass shutoff valve designed...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $18.50
    $18.50 - $18.50
    Current price $18.50
  • 7 in stock

    Tank Flange 1/4", Series 300, Phoenix Forge (THRFLGP0025)

    Phoenix Forge
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $5.74
    $5.74 - $5.74
    Current price $5.74

    Tank Flange, Boiler Flange with Pilot, 1/4" A 1.312 B .812 C .406 D .094 E .875 F .125

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $5.74
    $5.74 - $5.74
    Current price $5.74
  • 66 in stock

    Straight Hex Nipple, Brass, 1/4" Male NPTF, 3325X4

    UnitedBuilt Equipment
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.80
    $1.80 - $1.80
    Current price $1.80

    Brass Hex Nipple 1/4" NPTF x 1/4" NPTF

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.80
    $1.80 - $1.80
    Current price $1.80