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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

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  • Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    2037 in stock

    Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A-3

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $6.50
    $6.50 - $6.50
    $6.50

    UnitedBuilt Diaphragm, Spray Head Valve UnitedBuilt BC2410 T16 Style Diaphragm for UnitedBuilt BC2410 Spray Head Valve

    $0.00 - $0.00
    $0.00
    $6.50
    $6.50 - $6.50
    $6.50
  • Diaphragm Assembly, No Spring, 3" Cla - Val 81665C & 3" UnitedBuilt AV5293 - UnitedBuilt Equipment
    Diaphragm Assembly, No Spring, 3" Cla-Val 81665C & 3" UnitedBuilt AV5293 - UnitedBuilt Equipment
    100 in stock

    UnitedBuilt U8255705K Diaphragm Assembly, No Spring, for 3" Cla-Val 81665C & AV5293

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00

    The UnitedBuilt U8255705K Diaphragm Assembly is a replacement internal diaphragm assembly for 3" Cla-Val 81665C and 3" UnitedBuilt AV5293 water tru...

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    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00
  • Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Packing Split Gland, Cast Iron, 1-1/8" Shaft, UnitedBuilt M3ZRM B82468MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $60.00
    $60.00 - $60.00
    $60.00

    Split packing gland set made of cast iron for B3ZRM/M3ZRM pumps.

    $0.00 - $0.00
    $0.00
    $60.00
    $60.00 - $60.00
    $60.00
  • Inline Control Valve, Air - to - Close, 2" FNPT, Cla - Val 7100 - UnitedBuilt Equipment
    Inline Control Valve, Air - to - Close, 2" FNPT, Cla - Val 7100 - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Cla-Val 81663H 7100 Air-to-Close Inline Control Valve, 2" FNPT

    Cla-Val
    $0.00 - $0.00
    $0.00
    $352.00
    $352.00 - $352.00
    $352.00

    The Cla-Val 81663H Model 7100 is a 2-inch air-to-close inline control valve designed for remote pneumatic control of water flow in water-truck and ...

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    $0.00 - $0.00
    $0.00
    $352.00
    $352.00 - $352.00
    $352.00
  • Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts) - UnitedBuilt Equipment
    Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts) - UnitedBuilt Equipment
    Save 5% Save %
    38 in stock

    Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts)

    UnitedBuilt
    $78.20
    $78.20 - $78.20
    $78.20
    $74.29
    $74.29 - $74.29
    $74.29

    Get all the essentials you need with the UnitedBuilt Pump Accessories Bundle. This bundle includes the Rope Packing Set (6 Pieces) S14022 for B3ZRM...

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    $78.20
    $78.20 - $78.20
    $78.20
    $74.29
    $74.29 - $74.29
    $74.29
    Save 5% Save %
  • Tank Mounting Spring, Zinc Plated, UnitedBuilt - UnitedBuilt Equipment
    435 in stock

    Tank Mounting Spring, Zinc Plated, UnitedBuilt

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $17.00
    $17.00 - $17.00
    $17.00

    UnitedBuilt water truck tank mounting spring, zinc plated. Made in the USA.

    $0.00 - $0.00
    $0.00
    $17.00
    $17.00 - $17.00
    $17.00
  • Butterfly Valve, Groove, 10-P Lever Handle, Epoxy Coated, EPDM Disc, 300 PSI, Ductile Iron, Gruvlok AE7721-3 - UnitedBuilt Equipment
    Butterfly Valve, Groove, 10-P Lever Handle, Epoxy Coated, EPDM Disc, 300 PSI, Ductile Iron, Gruvlok AE7721-3 - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Butterfly Valve, Groove, 10-P Lever Handle, Epoxy Coated, EPDM Disc, 300 PSI, Ductile Iron, Gruvlok AE7721-3

    Gruvlok
    $0.00 - $0.00
    $0.00
    $582.00 - $1,165.00
    $582.00 - $1,165.00
    $582.00

    Butterfly Valve, Groove, 10-P Lever Handle, Epoxy Coated, EPDM Disc, 300 PSI, Ductile Iron, Gruvlok AE7721-3

    $0.00 - $0.00
    $0.00
    $582.00 - $1,165.00
    $582.00 - $1,165.00
    $582.00
  • Groove Elbow, 45 Degree Fitting, Victaulic No 11 - UnitedBuilt Equipment
    5 in stock

    Victaulic No. 11 45° Grooved Elbow, Ductile Iron

    Victaulic
    $0.00 - $0.00
    $0.00
    $37.75 - $250.00
    $37.75 - $250.00
    $37.75

    The Victaulic No. 11 45° Grooved Elbow provides a standard-radius change of direction in compatible Victaulic Original Groove System (OGS) piping. ...

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    $0.00 - $0.00
    $0.00
    $37.75 - $250.00
    $37.75 - $250.00
    $37.75
  • Weld Elbow, 90° Long Radius, Butt Weld, SCH40 Carbon Steel - UnitedBuilt Equipment
    9 in stock

    Weld Elbow, 90° Long Radius, Butt Weld, SCH40 Carbon Steel

    UnitedBuilt Equipment
    $0.00 - $0.00
    $0.00
    $10.50 - $209.50
    $10.50 - $209.50
    $10.50

    Weld Elbow, 90° Long Radius, Butt Weld, SCH40 Carbon Steel Carbon Steel Butt Weld 90-Degree Long Radius

    $0.00 - $0.00
    $0.00
    $10.50 - $209.50
    $10.50 - $209.50
    $10.50
  • Packing Kit, Buna, 1-1/2", (910A), American Reels 150-23K - UnitedBuilt Equipment
    Packing Kit, Buna, 1-1/2", (910A), American Reels 150-23K - UnitedBuilt Equipment
    11 in stock

    Packing Kit, Buna, 1-1/2", (910A), American Reels 150-23K

    American Reels
    $0.00 - $0.00
    $0.00
    $94.65
    $94.65 - $94.65
    $94.65

    Seal Kit, American Reels 150-23K

    $0.00 - $0.00
    $0.00
    $94.65
    $94.65 - $94.65
    $94.65
  • Quick Exhaust Valve, 1/4" FNPT Ports - UnitedBuilt Equipment
    22 in stock

    Quick Exhaust Valve, 1/4" FNPT Ports

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $34.50
    $34.50 - $34.50
    $34.50

    The Quick Exhaust Valve, with 1/4" FNPT Ports, enables efficient air release from cylinders, improving the speed of repetitive operations.

    $0.00 - $0.00
    $0.00
    $34.50
    $34.50 - $34.50
    $34.50
  • Nipple, Close Fully Threaded, Schedule 40 Black Steel - UnitedBuilt Equipment
    7 in stock

    Nipple, Close Fully Threaded, Schedule 40 Black Steel

    Smith-Cooper
    $0.00 - $0.00
    $0.00
    $1.36 - $25.05
    $1.36 - $25.05
    $1.36

    Nipple, Close, Fully Threaded, Schedule 40, Black SteelSchedule 40 pipes are designed with a thicker wall than Schedule 10 and thinner than Schedul...

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    $0.00 - $0.00
    $0.00
    $1.36 - $25.05
    $1.36 - $25.05
    $1.36
  • Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal) - UnitedBuilt Equipment
    Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal) - UnitedBuilt Equipment
    Save 5% Save %
    92 in stock

    Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal)

    UnitedBuilt
    $101.72
    $101.72 - $101.72
    $101.72
    $96.63
    $96.63 - $96.63
    $96.63

    Upgrade and optimize your pump system with the ultimate bundle from UnitedBuilt. This comprehensive package includes a high-quality 1-1/8" Type C M...

    View full details
    $101.72
    $101.72 - $101.72
    $101.72
    $96.63
    $96.63 - $96.63
    $96.63
    Save 5% Save %
  • Air Switch Valve, 4-Way 2-Position Toggle Lever 1/8", Clippard MJTV-4 - UnitedBuilt Equipment
    Air Switch Valve, 4-Way 2-Position Toggle Lever 1/8", Clippard MJTV-4 - UnitedBuilt Equipment
    29 in stock

    Clippard MJTV-4 4-Way Normally-Closed Toggle Valve, 1/8" NPT, 150 PSI

    Clippard
    $0.00 - $0.00
    $0.00
    $59.56
    $59.56 - $59.56
    $59.56

    The Clippard MJTV-4 is a compact, manually actuated 4-way, 2-position toggle valve with 1/8" NPT ports. Its detent toggle alternately supplies and ...

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    $0.00 - $0.00
    $0.00
    $59.56
    $59.56 - $59.56
    $59.56
  • Quick Exhaust Valve, 1/8" FNPT Ports - UnitedBuilt Equipment
    Save 25% Save %
    967 in stock

    Quick Exhaust Valve, 1/8" FNPT Ports

    Metal Work Pneumatic
    $11.69
    $11.69 - $11.69
    $11.69
    $8.76
    $8.76 - $8.76
    $8.76

    Quick Exhaust Valve with 1/8" Female NPT Ports

    $11.69
    $11.69 - $11.69
    $11.69
    $8.76
    $8.76 - $8.76
    $8.76
    Save 25% Save %
  • Water Cannon (Monitor), Vulcan 8500-02, Elk-O-Lite Aluminum, Tiller Bar Control, 3" 150 ANSI Flange, Elkhart 08500021 - UnitedBuilt Equipment
    Save 19% Save %
    16 in stock

    Water Cannon (Monitor), Vulcan 8500-02, Elk-O-Lite Aluminum, Tiller Bar Control, 3" 150# ANSI Flange, Elkhart 08500021

    Elkhart Brass
    $2,206.00
    $2,206.00 - $2,206.00
    $2,206.00
    $1,787.00
    $1,787.00 - $1,787.00
    $1,787.00

    The Elkhart Brass Vulcan 8500-02 water cannon monitor (P/N 08500021) is a lightweight, high-flow manual monitor built for water trucks, dust-contro...

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    $2,206.00
    $2,206.00 - $2,206.00
    $2,206.00
    $1,787.00
    $1,787.00 - $1,787.00
    $1,787.00
    Save 19% Save %
  • Inline Control Valve, Air-to-Open Normally Closed, 3" Groove Ends, Aftermarket NC-3030 - UnitedBuilt Equipment
    Inline Control Valve, Air-to-Open Normally Closed, 3" Groove Ends, Aftermarket NC-3030 - UnitedBuilt Equipment
    15 in stock

    Inline Control Valve, Air-to-Open Normally Closed, 3" Groove Ends, ATP 177-300 (NC-3030)

    ATP
    $0.00 - $0.00
    $0.00
    $325.00
    $325.00 - $325.00
    $325.00

    Inline Control Valve, Air-to-Open Normally Closed, 3" Groove Ends, Aftermarket NC-3030Not recommended for spray head use

    $0.00 - $0.00
    $0.00
    $325.00
    $325.00 - $325.00
    $325.00
  • 32 in stock

    King Combination Nipple, MNPT by Hose Barb

    Dixon
    $0.00 - $0.00
    $0.00
    $13.25 - $72.80
    $13.25 - $72.80
    $13.25

    King Combination Nipple, MNPT by Hose Barb Applications Recommended for low-pressure discharge and suction service for compatible liquids ...

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    $0.00 - $0.00
    $0.00
    $13.25 - $72.80
    $13.25 - $72.80
    $13.25
  • Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Plastic with Bumper, Dixon FNB150S-D - UnitedBuilt Equipment
    16 in stock

    Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Plastic with Bumper, Dixon FNB150S-D

    Dixon
    $0.00 - $0.00
    $0.00
    $40.00
    $40.00 - $40.00
    $40.00

    Nozzle, Fog to Stream, 1-1/2" NPSH, Plastic, Dixon FNB150SConstructionRed polycarbonate with brass stemFeaturesShutoff - straight stream - fog90° S...

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    $0.00 - $0.00
    $0.00
    $40.00
    $40.00 - $40.00
    $40.00
  • Inline Control Valve, Air - to - Close, 3" FNPT, Cla - Val Model 7100, 81665C - UnitedBuilt Equipment
    Inline Control Valve, Air - to - Close, 3" FNPT, Cla - Val Model 7100, 81665C - UnitedBuilt Equipment
    9 in stock

    Inline Control Valve, Air-to-Close, 3" FNPT, Cla-Val Model 7100, 81665C

    Cla-Val
    $0.00 - $0.00
    $0.00
    $516.00
    $516.00 - $516.00
    $516.00

    Product Description The Cla-Val 7100 Inline Control Valve (81665C) is a dependable, heavy-duty solution designed for controlled fluid flow in deman...

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    $0.00 - $0.00
    $0.00
    $516.00
    $516.00 - $516.00
    $516.00
  • Valve Clamp, Type 16, for Spray Valves UnitedBuilt AV1100 and BC2410, 1016 - 6, MGM 8216018P - UnitedBuilt Equipment
    Save 47% Save %
    2927 in stock

    Valve Clamp, Type 16, for Spray Valves UnitedBuilt AV1100 and BC2410, 1016-6, MGM 8216018P

    MGM Brakes
    $22.83
    $22.83 - $22.83
    $22.83
    $11.99
    $11.99 - $11.99
    $11.99

    Clamp, Spray Head Valve UnitedBuilt AV1100/BC2410 MGM Brakes Type 16 Clamp

    $22.83
    $22.83 - $22.83
    $22.83
    $11.99
    $11.99 - $11.99
    $11.99
    Save 47% Save %
  • Camlock, Type A, Male Cam x Female NPT, Aluminum - UnitedBuilt Equipment
    1 in stock

    Camlock, Type A, Male Cam x Female NPT, Aluminum

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $6.24 - $60.00
    $6.24 - $60.00
    $6.24

    Camlock, Type A, Male Cam x FNPT, Aluminum

    $0.00 - $0.00
    $0.00
    $6.24 - $60.00
    $6.24 - $60.00
    $6.24
  • Save 11% Save %
    19 in stock

    Hose Reel, 1-1/2" x 50', L/H Manual Rewind, EPDM Seal, Powder Coated Blue, Coxreels 1185-1124-BEXX

    Coxreels
    $951.00
    $951.00 - $951.00
    $951.00
    $844.90
    $844.90 - $844.90
    $844.90

    Hose Reel, 1-1/2" x 50', Manual Rewind, COXREELS 1185-1124-BEXX Images Shown: 1185-2024 COXREELS® 1185 Series hand crank hose reels are designed to...

    View full details
    $951.00
    $951.00 - $951.00
    $951.00
    $844.90
    $844.90 - $844.90
    $844.90
    Save 11% Save %
  • Ball Valve with Handle, FNPT, Brass - UnitedBuilt Equipment
    11 in stock

    Ball Valve with Handle, FNPT, Brass

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $13.00 - $415.00
    $13.00 - $415.00
    $13.00

    Two-Piece Brass Ball Valve, 400 WOG, Threaded Ends, Brass Stem and PTFE Seat

    $0.00 - $0.00
    $0.00
    $13.00 - $415.00
    $13.00 - $415.00
    $13.00