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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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  • O - Ring, Sidewinder, Elkhart 57502000 - UnitedBuilt Equipment
    Save 19% Save %
    10 in stock

    O-Ring, AS-568-148F 2.737 x 0.103 Fluorocarbon, Sidewinder or BrushHawk, Elkhart 57502000

    Elkhart Brass
    $23.00
    $23.00 - $23.00
    $23.00
    $18.65
    $18.65 - $18.65
    $18.65

    O-Ring, Sidewinder, Elkhart 57502000

    $23.00
    $23.00 - $23.00
    $23.00
    $18.65
    $18.65 - $18.65
    $18.65
    Save 19% Save %
  • End Yoke, 1310 Series, 1 - 1/4" Shaft x 5/16" Key, 2 - 4 - 533 - UnitedBuilt Equipment
    End Yoke, 1310 Series, 1 - 1/4" Shaft x 5/16" Key, 2 - 4 - 533 - UnitedBuilt Equipment
    14 in stock

    End Yoke, 1310 Series, 1-1/4" Shaft x 5/16" Key, 2-4-533

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $39.00
    $39.00 - $39.00
    $39.00

    End Yoke, 1310 Series, 1-1/4" x 5/16" Key, 2-4-533

    $0.00 - $0.00
    $0.00
    $39.00
    $39.00 - $39.00
    $39.00
  • Threaded Cap, Female NPT, 150# Malleable Iron A197 - UnitedBuilt Equipment
    11 in stock

    Threaded Cap, Female NPT, 150# Malleable Iron A197

    ASC
    $0.00 - $0.00
    $0.00
    $7.25 - $27.15
    $7.25 - $27.15
    $7.25

    Threaded Cap, Female NPT, 150# Malleable Iron A197

    $0.00 - $0.00
    $0.00
    $7.25 - $27.15
    $7.25 - $27.15
    $7.25
  • 25 in stock

    Threaded 90° Street Elbow, Male NPT x Female NPT, Malleable Iron 150#, Smith-Cooper

    Smith-Cooper
    $0.00 - $0.00
    $0.00
    $3.63 - $136.25
    $3.63 - $136.25
    $3.63

    Threaded 90° Street Elbow, Male NPT x Female NPT, Malleable Iron 150#, Smith-Cooper FIG 3101

    $0.00 - $0.00
    $0.00
    $3.63 - $136.25
    $3.63 - $136.25
    $3.63
  • Air Switch Valve, 5 - Way 2 - Position (5/2), Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 358 - 990TF - UnitedBuilt Equipment
    Air Switch Valve, 5 - Way 2 - Position (5/2), Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 358 - 990TF - UnitedBuilt Equipment
    34 in stock

    Air Switch Valve, 5-Way 2-Position (5/2), Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 358-990TF

    Camozzi
    $0.00 - $0.00
    $0.00
    $50.00
    $50.00 - $50.00
    $50.00

    Air Switch Valve, 5-Way 2-Position (5/2), Toggle Lever, Bistable, 1/8" NPTF Ports, M16x1 Mount Stem, Series 3, Camozzi 358-990TF

    $0.00 - $0.00
    $0.00
    $50.00
    $50.00 - $50.00
    $50.00
  • Pipe Flange, Weld Flange, SORF, Class 150 Carbon Steel - UnitedBuilt Equipment
    Pipe Flange, Weld Flange, SORF, Class 150 Carbon Steel - UnitedBuilt Equipment
    5 in stock

    Pipe Flange, Weld Flange, SORF, Class 150 Carbon Steel

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $32.00 - $135.00
    $32.00 - $135.00
    $32.00

    Pipe Flange, Slip-On Weld Flange (SORF), Carbon Steel Carbon Steel Class 150 Slip-On Raised Face (SORF) Slip-on flanges are a type of pipe flange...

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    $0.00 - $0.00
    $0.00
    $32.00 - $135.00
    $32.00 - $135.00
    $32.00
  • Blue Monster Heavy-Duty Industrial Grade Thread Sealant with PTFE (8 oz.) 76003 - UnitedBuilt Equipment

    Blue Monster Heavy-Duty Industrial Grade Thread Sealant with PTFE (8 oz.) 76003

    Blue Monster
    $0.00 - $0.00
    $0.00
    $17.95
    $17.95 - $17.95
    $17.95

    Blue Monster Heavy-Duty Industrial Grade Thread Sealant with PTFE (8 oz.) 76003

    $0.00 - $0.00
    $0.00
    $17.95
    $17.95 - $17.95
    $17.95
  • Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS - UnitedBuilt Equipment
    Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS - UnitedBuilt Equipment
    26 in stock

    Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS

    UnitedBuilt
    $268.30 - $268.30
    $268.30
    $268.30
    $268.30 - $268.30
    $268.30

    UnitedBuilt B80699MS Shaft Kit for M3ZRMS CW mechanical seal pump. Manufactured in the USA of high-quality materials with precision machining. Dir...

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    $268.30 - $268.30
    $268.30
    $268.30
    $268.30 - $268.30
    $268.30
  • Decal Warning, Grease Pump, 3" Height x 5" Width, UnitedBuilt DECALGREASE - UnitedBuilt Equipment
    159 in stock

    Decal Warning, Grease Pump, 3" Height x 5" Width, UnitedBuilt DECALGREASE

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $3.35
    $3.35 - $3.35
    $3.35

    Decal Caution, Grease Pump, 3" x 5"

    $0.00 - $0.00
    $0.00
    $3.35
    $3.35 - $3.35
    $3.35
  • Solenoid Switch (For 1185-1124E), Littelfuse 24037 (Coxreels 20877) - UnitedBuilt Equipment
    Solenoid Switch (For 1185-1124E), Littelfuse 24037 (Coxreels 20877) - UnitedBuilt Equipment
    8 in stock

    Solenoid Switch (For 1185-1124E), Cole Hersee 24037 (Coxreels 20877)

    Littelfuse
    $0.00 - $0.00
    $0.00
    $49.85
    $49.85 - $49.85
    $49.85

    Solenoid Relay Intermittent-Duty SPST Series, 24037 12 V 750 A Grounded Three-Stud Solenoid with Plated Steel Housing Littelfuse Intermittent-Duty ...

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    $0.00 - $0.00
    $0.00
    $49.85
    $49.85 - $49.85
    $49.85
  • Lock Pin (For 175-8-50) (REEL20843) - UnitedBuilt Equipment
    Lock Pin (For 175-8-50) (REEL20843) - UnitedBuilt Equipment
    Save 7% Save %
    26 in stock

    Lock Pin, Coxreels 20843

    Coxreels
    $27.00
    $27.00 - $27.00
    $27.00
    $25.00
    $25.00 - $25.00
    $25.00

    Hose Reel Lock Pin, Spring Loaded, COXREELS 20843

    $27.00
    $27.00 - $27.00
    $27.00
    $25.00
    $25.00 - $25.00
    $25.00
    Save 7% Save %
  • Hydraulic Pump Bi-Directional, 1-3/4" Gear, SAEB, 1-1/4" ORB, Shaft 7/8" x 13 Tooth, Permco P3040A286NMZA17-14 - UnitedBuilt Equipment
    4 in stock

    Hydraulic Pump Bi-Directional, 1-3/4" Gear, SAEB, 1-1/4" ORB, Shaft 7/8" x 13 Tooth, Permco P3040A286NMZA17-14

    Permco
    $0.00 - $0.00
    $0.00
    $839.00
    $839.00 - $839.00
    $839.00

    Hydraulic Pump Bi-Directional 1-3/4" Gear 1-3/4" Gear SAEB 1-1/4" ORB 13 Tooth 7/8" Shaft Features & Benefits Rugged doweled construction Hi...

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    $0.00 - $0.00
    $0.00
    $839.00
    $839.00 - $839.00
    $839.00
  • Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS - UnitedBuilt Equipment
    37 in stock

    Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $350.00
    $350.00 - $350.00
    $350.00

    UnitedBuilt Volute CW Groove (M3Z) Manufactured in the USA of Domestic and Imported Materials ASTM126 30B heavy-duty cast gray iron Not sure if ...

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    $0.00 - $0.00
    $0.00
    $350.00
    $350.00 - $350.00
    $350.00
  • Retaining Ring, External, Black Phosphate, 1-1/8" Shaft 1-3/16 (PUMPBS23010) - UnitedBuilt Equipment
    19 in stock

    Retaining Ring, External, Black Phosphate, 1-1/8" Shaft 1-3/16, UnitedBuilt S23010MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $2.25
    $2.25 - $2.25
    $2.25

    Retaining Ring, External, Steel 1-3/16" Shaft, Rotor Clip  SH-118 External Rings fit into the groove of a shaft. The portion of the ring that protr...

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    $0.00 - $0.00
    $0.00
    $2.25
    $2.25 - $2.25
    $2.25
  • 2-Way Air Valve (Fabco) (VALAIR2WAY) - UnitedBuilt Equipment
    18 in stock

    2-Way Air Valve Fabco 18HL-4

    Fabco
    $0.00 - $0.00
    $0.00
    $197.60
    $197.60 - $197.60
    $197.60

    Fabco 4-Way 2-Position Detented Toggle Lever 1/8" NPT 18HL-4 Hardened & plated steel shaft with unique connection to spool results in positive ...

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    $0.00 - $0.00
    $0.00
    $197.60
    $197.60 - $197.60
    $197.60
  • Push-In Air Fitting, Male Branch Tee Swivel, 1/4" Tube OD X 1/8" NPTF, Camozzi P6430 04-02 - UnitedBuilt Equipment
    Push-In Air Fitting, Male Branch Tee Swivel, 1/4" Tube OD X 1/8" NPTF, Camozzi P6430 04-02 - UnitedBuilt Equipment
    103 in stock

    Push-In Air Fitting, Male Branch Tee Swivel, 1/4" Tube OD X 1/8" NPTF, Camozzi P6430 04-02

    Camozzi
    $0.00 - $0.00
    $0.00
    $6.00
    $6.00 - $6.00
    $6.00

    Camozzi Pro-Fit® Push-In Air Fitting, Male Branch Tee Swivel, 1/4" OD X 1/8" NPT Tube OD: 1/4"  Thread: 1/8" NPTF Camozzi's all metal fittings ar...

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    $0.00 - $0.00
    $0.00
    $6.00
    $6.00 - $6.00
    $6.00
  • Harness, 8495 Motor Cover, Elkhart 37549000 - UnitedBuilt Equipment
    Save 19% Save %
    2 in stock

    Harness, 8495 Motor Cover, Elkhart 37549000

    Elkhart Brass
    $447.00
    $447.00 - $447.00
    $447.00
    $362.00
    $362.00 - $362.00
    $362.00

    $447.00
    $447.00 - $447.00
    $447.00
    $362.00
    $362.00 - $362.00
    $362.00
    Save 19% Save %
  • Sensor 8495 EOT, Elkhart 67569000 - UnitedBuilt Equipment
    Save 19% Save %
    6 in stock

    Sensor 8495 EOT, Elkhart 67569000

    Elkhart Brass
    $294.00
    $294.00 - $294.00
    $294.00
    $238.00
    $238.00 - $238.00
    $238.00

    Sensor 8495 EOT, Elkhart 67569000

    $294.00
    $294.00 - $294.00
    $294.00
    $238.00
    $238.00 - $238.00
    $238.00
    Save 19% Save %
  • O - Ring AS - 568 - 016 0.614 x 0.070, Elkhart 57295000 - UnitedBuilt Equipment
    Save 19% Save %
    79 in stock

    O-Ring AS-568-016 0.614 x 0.070, Elkhart 57295000

    Elkhart Brass
    $11.00
    $11.00 - $11.00
    $11.00
    $8.95
    $8.95 - $8.95
    $8.95

    $11.00
    $11.00 - $11.00
    $11.00
    $8.95
    $8.95 - $8.95
    $8.95
    Save 19% Save %
  • Pressure Gauge, Liquid Filled, 0 - 200 PSI, for Vulcan 8500 - 2, Elkhart 39130000 - UnitedBuilt Equipment
    Pressure Gauge, Liquid Filled, 0 - 200 PSI, for Vulcan 8500 - 2, Elkhart 39130000 - UnitedBuilt Equipment
    Save 19% Save %
    4 in stock

    Pressure Gauge, Liquid Filled, 0-200 PSI, for Vulcan 8500-2, Elkhart 39130000

    Elkhart Brass
    $247.00
    $247.00 - $247.00
    $247.00
    $200.00
    $200.00 - $200.00
    $200.00

    Pressure Gauge, Liquid Filled, 0-200 PSI, for Vulcan 8500-2, Elkhart 39130000

    $247.00
    $247.00 - $247.00
    $247.00
    $200.00
    $200.00 - $200.00
    $200.00
    Save 19% Save %
  • Spacer, Sidewinder, Elkhart 63601001 - UnitedBuilt Equipment
    Save 19% Save %
    3 in stock

    Spacer, Sidewinder, Elkhart 63601001

    Elkhart Brass
    $30.00
    $30.00 - $30.00
    $30.00
    $24.30
    $24.30 - $24.30
    $24.30

    $30.00
    $30.00 - $30.00
    $30.00
    $24.30
    $24.30 - $24.30
    $24.30
    Save 19% Save %
  • Harness 15' Control Module to Monitor, Nitro HD, Elkhart 37522000 - UnitedBuilt Equipment
    Save 19% Save %
    3 in stock

    Elkhart 37522000 15' Nitro HD Module-to-Monitor Harness

    Elkhart Brass
    $436.00
    $436.00 - $436.00
    $436.00
    $353.00
    $353.00 - $353.00
    $353.00

    The Elkhart Brass 37522000 is the 15-foot module-to-monitor harness for the Nitro HD 8100HD control system. Elkhart keys the connectors for their i...

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    $436.00
    $436.00 - $436.00
    $436.00
    $353.00
    $353.00 - $353.00
    $353.00
    Save 19% Save %
  • Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Brass with Bumper, Dixon BFN150 - UnitedBuilt Equipment
    4 in stock

    Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Brass with Bumper, Dixon BFN150

    Dixon
    $0.00 - $0.00
    $0.00
    $161.00
    $161.00 - $161.00
    $161.00

    Hose Nozzle, Fog to Stream, 1-1/2" NPSH, Brass, Dixon BFN150Features Shut off - straight stream - fog Delivers 30° - 60° - 90° fog pattern Supplied...

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    $0.00 - $0.00
    $0.00
    $161.00
    $161.00 - $161.00
    $161.00
  • Half Coupling, FNPT, Stainless Steel - UnitedBuilt Equipment
    24 in stock

    Half Coupling, FNPT, Stainless Steel

    Smith-Cooper
    $0.00 - $0.00
    $0.00
    $2.75 - $105.00
    $2.75 - $105.00
    $2.75

    Half Coupling, FNPT, Stainless Steel

    $0.00 - $0.00
    $0.00
    $2.75 - $105.00
    $2.75 - $105.00
    $2.75