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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 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
    103 in stock

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

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

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

    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00
  • 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
    4 in stock

    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
  • Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    15 in stock

    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
    10 in stock

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

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

    Cla-Val Inline Control Valve, Air Operated, 2" Inline, Female NPT

    $0.00 - $0.00
    $0.00
    $352.00
    $352.00 - $352.00
    $352.00
  • 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
    6 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
  • Nipple, Close Fully Threaded, Schedule 40 Black Steel - UnitedBuilt Equipment
    23 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, 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 %
    64 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 %
  • Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    1810 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
  • 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
    32 in stock

    Air Switch Valve, 4-Way 2-Position Toggle Lever 1/8", Clippard MJTV-4

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

    Clippard 4-Way Toggle Valve, NP Steel Toggle, 1/8” NPT Normally-Closed 4-Way 2-Position Valves Compact, rugged construction Proven reliability Bra...

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    $0.00 - $0.00
    $0.00
    $59.56
    $59.56 - $59.56
    $59.56
  • 27 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
  • Ball Valve with Handle, FNPT, Brass - UnitedBuilt Equipment
    13 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
  • Groove Elbow, 45 Degree Fitting, Victaulic No 11 - UnitedBuilt Equipment
    5 in stock

    Groove Elbow, 45 Degree Fitting, Victaulic No 11

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

    Groove Elbow, 45 Degree Fitting, Victaulic No 11

    $0.00 - $0.00
    $0.00
    $37.75 - $250.00
    $37.75 - $250.00
    $37.75
  • Save 11% Save %
    14 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 %
  • Valve Clamp, Type 16, for Spray Valves UnitedBuilt AV1100 and BC2410, 1016 - 6, MGM 8216018P - UnitedBuilt Equipment
    Save 47% Save %
    672 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 %
  • Quick Exhaust Valve, 1/4" FNPT Ports - UnitedBuilt Equipment
    10 in stock

    Quick Exhaust Valve, 1/4" FNPT Ports

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $29.50
    $29.50 - $29.50
    $29.50

    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
    $29.50
    $29.50 - $29.50
    $29.50
  • Groove Coupling, Quick Disconnect, EHP (EPDM) Gasket, Victaulic® Snap-Joint® Style 78 - UnitedBuilt Equipment
    4 in stock

    Groove Coupling, Quick Disconnect, EHP (EPDM) Gasket, Victaulic® Snap-Joint® Style 78

    Victaulic
    $0.00 - $0.00
    $0.00
    $88.00 - $139.00
    $88.00 - $139.00
    $88.00

    Victaulic® Snap-Joint® Style 78 is a mechanical pipe joining system designed by Victaulic for fast, leak-tight connections without welding or flang...

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    $0.00 - $0.00
    $0.00
    $88.00 - $139.00
    $88.00 - $139.00
    $88.00
  • Groove Coupling, Reducing, Victaulic Style 750, EHP (EPDM) Gasket - UnitedBuilt Equipment
    Groove Coupling, Reducing, Victaulic Style 750, EHP (EPDM) Gasket - UnitedBuilt Equipment
    13 in stock

    Groove Coupling, Reducing, Victaulic Style 750, EHP (EPDM) Gasket

    Victaulic
    $0.00 - $0.00
    $0.00
    $76.00 - $180.00
    $76.00 - $180.00
    $76.00

    Groove Coupling, Reducing, Victaulic Style 750, EHP (EPDM) Gasket

    $0.00 - $0.00
    $0.00
    $76.00 - $180.00
    $76.00 - $180.00
    $76.00
  • Tank Mounting Spring, Zinc Plated, UnitedBuilt - UnitedBuilt Equipment
    738 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
  • Quick Exhaust Valve, 1/8" FNPT Ports - UnitedBuilt Equipment
    Save 25% Save %
    910 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 25% Save %
    0 in stock. Available on backorder

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

    Elkhart Brass
    $2,101.00
    $2,101.00 - $2,101.00
    $2,101.00
    $1,572.00
    $1,572.00 - $1,572.00
    $1,572.00

    The Vulcan™ monitor delivers low friction loss due to 3-3/8″ patented elliptical waterway with vaned interior. The small footprint, less than 15″ w...

    View full details
    $2,101.00
    $2,101.00 - $2,101.00
    $2,101.00
    $1,572.00
    $1,572.00 - $1,572.00
    $1,572.00
    Save 25% Save %
  • 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 %
    71 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 %
  • Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Plastic with Bumper, Dixon FNB150S-D - UnitedBuilt Equipment
    37 in stock

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

    Dixon
    $0.00 - $0.00
    $0.00
    $35.74
    $35.74 - $35.74
    $35.74

    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
    $35.74
    $35.74 - $35.74
    $35.74
  • Groove Tee, Victaulic No 20, Ductile Iron, Rust Inhibiting Orange Paint - UnitedBuilt Equipment
    Groove Tee, Victaulic No 20, Ductile Iron, Rust Inhibiting Orange Paint - UnitedBuilt Equipment
    2 in stock

    Groove Tee, Victaulic No 20, Ductile Iron, Rust Inhibiting Orange Paint

    Victaulic
    $0.00 - $0.00
    $0.00
    $68.27 - $113.40
    $68.27 - $113.40
    $68.27

    Groove Tee, Victaulic No 20, Ductile Iron, Rust Inhibiting Orange PaintSpecifications: Ductile iron conforming to ASTM A536, Grade 65-45-12 Orange ...

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    $0.00 - $0.00
    $0.00
    $68.27 - $113.40
    $68.27 - $113.40
    $68.27