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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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  • Straight Hex Nipple, Reducing, Brass, 1/2" x 1/4" Male NPTF, 3325X8X4 - UnitedBuilt Equipment
    8 in stock

    Straight Hex Nipple, Reducing, Brass, 1/2" x 1/4" Male NPTF, 3325X8X4

    Midland Industries
    $0.00 - $0.00
    $0.00
    $4.00
    $4.00 - $4.00
    $4.00

    $0.00 - $0.00
    $0.00
    $4.00
    $4.00 - $4.00
    $4.00
  • Bushing, 1/2" x 1/4" Threaded, Brass 3220X8X4 - UnitedBuilt Equipment
    19 in stock

    Mid-America Brass Reducing Bushing, 1/2" Male NPTF x 1/4" Female NPTF – 110-84

    Mid-America
    $0.00 - $0.00
    $0.00
    $3.32
    $3.32 - $3.32
    $3.32

    Mid-America Brass Reducing Bushing 110-84 adapts a 1/2-inch female pipe port to accept a 1/4-inch male pipe connection. It has 1/2" Male NPTF x 1/4...

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    $0.00 - $0.00
    $0.00
    $3.32
    $3.32 - $3.32
    $3.32
  • Power Take Off (PTO) Stud Mounting Kit, 8 - Bolt, 1.25 Inch, Muncie 20MK8800 - UnitedBuilt Equipment
    1 in stock

    PTO Mounting Kit, 8-Bolt, 1.25" Cap Screws, Muncie 20MK8800

    Muncie
    $0.00 - $0.00
    $0.00
    $19.89
    $19.89 - $19.89
    $19.89

    For specified 8-bolt PTO installations. Confirm the complete PTO model before ordering. The Muncie 20MK8800 PTO mounting kit combines cap screws, s...

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    $0.00 - $0.00
    $0.00
    $19.89
    $19.89 - $19.89
    $19.89
  • image-coming-soon
    0 in stock. Available on backorder

    Parker Chelsea 380503 1410 Series PTO Companion Flange

    Chelsea Parker
    $0.00 - $0.00
    $0.00
    $679.99
    $679.99 - $679.99
    $679.99

    Companion flange only. A complete PTO output-conversion kit is a separate assembly.The Parker Chelsea 380503 1410 Series companion flange provides ...

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    $0.00 - $0.00
    $0.00
    $679.99
    $679.99 - $679.99
    $679.99
  • Hydraulic Pump/Motor, SAEB, 15GPM / 3.45 cu.in, 1 - 1/4" ORB Side Ports / 1" ORB Rear Ports, Shaft 7/8" x 13 Tooth, Bi - Rotational, Muncie PK11502BSBB - UnitedBuilt Equipment
    17 in stock

    Muncie PK11502BSBB Hydraulic Gear Pump/Motor, 15 GPM at 1,000 RPM, SAE B, Bi-Rotational

    Muncie
    $0.00 - $0.00
    $0.00
    $832.00
    $832.00 - $832.00
    $832.00

    The Muncie PK11502BSBB hydraulic gear pump/motor provides a versatile option for mobile hydraulic systems requiring either mechanically driven hydr...

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    $0.00 - $0.00
    $0.00
    $832.00
    $832.00 - $832.00
    $832.00
  • Pressure Gauge, Industrial, 0 to 160 psi, 1 - 1/2" Dial, Steel Case, 1/8" Male NPTF, Camozzi M043 - P10TF - UnitedBuilt Equipment
    15 in stock

    Pressure Gauge, Industrial, 0 to 160 psi, 1-1/2" Dial, Steel Case, 1/8" Male NPTF, Camozzi M043-P10TF

    Camozzi
    $0.00 - $0.00
    $0.00
    $11.00
    $11.00 - $11.00
    $11.00

    Monitor pneumatic system pressure with the Camozzi M043-P10TF industrial pressure gauge. Built for compact installation, this gauge includes a 1-1/...

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    $0.00 - $0.00
    $0.00
    $11.00
    $11.00 - $11.00
    $11.00
  • Push-In Air Fitting, Male Connector, 1/4" Tube OD X 1/8" NPTF, Camozzi P6510 04-02 - UnitedBuilt Equipment
    Push - In Air Fitting, Male Connector, 1/4" Tube OD X 1/4" Male NPTF, Camozzi P6510 04 - 04 - UnitedBuilt Equipment
    36 in stock

    Camozzi P6510 04-04 Male Connector, 1/4" Tube OD x 1/4" male NPTF

    Camozzi
    $0.00 - $0.00
    $0.00
    $2.92
    $2.92 - $2.92
    $2.92

    The Camozzi P6510 04-04 male straight connects 1/4-inch outside-diameter pneumatic tubing to a 1/4" male NPTF connection. Connects pneumatic tubing...

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    $0.00 - $0.00
    $0.00
    $2.92
    $2.92 - $2.92
    $2.92
  • Push - In Air Fitting, Female Straight, 1/4" Tube OD X 1/8" Female NPTF, Camozzi 6463 04 - 02 - UnitedBuilt Equipment
    77 in stock

    Camozzi 6463 04-02 Female Connector, 1/4" Tube OD x 1/8" female NPTF

    Camozzi
    $0.00 - $0.00
    $0.00
    $4.00
    $4.00 - $4.00
    $4.00

    The Camozzi 6463 04-02 female straight connects 1/4-inch outside-diameter pneumatic tubing to a 1/8" female NPTF connection. Connects pneumatic tub...

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    $0.00 - $0.00
    $0.00
    $4.00
    $4.00 - $4.00
    $4.00
  • Power Take Off (PTO), Hydraulic PowerShift (Hot Shift), 10 - Bolt, Gear Ratio 35/37, Round Standard Shaft (1 - 1/4" - 5/16" Key), Chelsea 281GMFJP - B5XD, 281 Series - UnitedBuilt Equipment
    2 in stock

    Power Take Off (PTO), Hydraulic PowerShift (Hot Shift), 10-Bolt, Gear Ratio 35/37, Round Standard Shaft (1-1/4" - 5/16" Key), Chelsea 281GMFJP-B5XD, 281 Series

    Chelsea Parker
    $0.00 - $0.00
    $0.00
    $2,829.99
    $2,829.99 - $2,829.99
    $2,829.99

    The Chelsea 281GMFJP-B5XD 281 Series Power Take-Off is a hydraulic PowerShift, or hot shift, PTO built for automatic transmission applications with...

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    $0.00 - $0.00
    $0.00
    $2,829.99
    $2,829.99 - $2,829.99
    $2,829.99
  • Air Pressure Regulator, 1/4" FNPT, Camozzi MC104 - R00TF - UnitedBuilt Equipment
    11 in stock

    Air Pressure Regulator, 1/4" FNPT, Camozzi MC104-R00TF

    Camozzi
    $0.00 - $0.00
    $0.00
    $37.00
    $37.00 - $37.00
    $37.00

    The Camozzi MC104-R00TF air pressure regulator is a modular Series MC regulator for controlling compressed-air pressure in pneumatic systems. It fe...

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    $0.00 - $0.00
    $0.00
    $37.00
    $37.00 - $37.00
    $37.00
  • Mounting Bracket, for Camozzi MC & M Air Pressure Regulators, Camozzi C114 - ST/1 - UnitedBuilt Equipment
    11 in stock

    Mounting Bracket, for Camozzi MC & M Air Pressure Regulators, Camozzi C114-ST/1

    Camozzi
    $0.00 - $0.00
    $0.00
    $5.00
    $5.00 - $5.00
    $5.00

    The Camozzi C114-ST/1 mounting bracket is used to secure compatible Camozzi air treatment components, including MC and M Series pressure regulators...

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    $0.00 - $0.00
    $0.00
    $5.00
    $5.00 - $5.00
    $5.00
  • Power Take Off - PTO - Muncie A20
    Power Take - Off (PTO), Powershift Hydraulic (Hot Shift), Electric 12V Over Hydraulic, 10 - Bolt, 1 - 1/4" Round Shaft, Transmission Gear A10 - Allison, Gear Ratio 10, Left Side Shaft Low, A20 Series, Muncie A20A1010HX31XPX - UnitedBuilt Equipment
    1 in stock

    Muncie A20A1010HX31XPX A20 Clutch-Shift PTO, Allison 3000/4000, 0.97:1, 1-1/4" Keyed Shaft

    Muncie
    $0.00 - $0.00
    $0.00
    $2,500.00
    $2,500.00 - $2,500.00
    $2,500.00

    Muncie A20A1010HX31XPX is a medium-duty, 10-bolt clutch-shift power take-off for compatible Allison 3000/4000 Series transmissions. This 12 V elect...

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    $0.00 - $0.00
    $0.00
    $2,500.00
    $2,500.00 - $2,500.00
    $2,500.00
  • Power Take - Off (PTO), Powershift Hydraulic (Hot Shift), Electric 12V Over Hydraulic, 10 - Bolt, SAE B 1" x 15T 2& 4 Bolt, Transmission Gear A10 - Allison, Left Side Shaft Low, A20 Series, Muncie A20A1008HX3PBPX - UnitedBuilt Equipment
    Power Take - Off (PTO), Powershift Hydraulic (Hot Shift), Electric 12V Over Hydraulic, 10 - Bolt, SAE B 1" x 15T 2& 4 Bolt, Transmission Gear A10 - Allison, Left Side Shaft Low, A20 Series, Muncie A20A1008HX3PBPX - UnitedBuilt Equipment
    2 in stock

    Muncie A20A1008HX3PBPX A20 Clutch-Shift PTO, Allison 3000/4000, 0.84:1, SAE BB 1" 15-Spline

    Muncie
    $0.00 - $0.00
    $0.00
    $2,850.00
    $2,850.00 - $2,850.00
    $2,850.00

    Muncie A20A1008HX3PBPX is a medium-duty, 10-bolt clutch-shift PTO for compatible Allison 3000/4000 Series transmissions. Its PB direct-mount output...

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    $0.00 - $0.00
    $0.00
    $2,850.00
    $2,850.00 - $2,850.00
    $2,850.00
  • Power Take - Off (PTO), Powershift Hydraulic (Hot Shift), 12V Manual Air, 8 - Bolt Standard, 1 - 1/4" Shaft, Right Side Shaft Low, CS8 Series, Muncie CS8SU6809A1BX - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Muncie CS8SU6809A1BX CS8 Clutch-Shift PTO, 0.87:1, Manual Air, 1-1/4" Keyed Shaft

    Muncie
    $0.00 - $0.00
    $0.00
    $2,497.00
    $2,497.00 - $2,497.00
    $2,497.00

    The Muncie CS8SU6809A1BX is a CS8 Series clutch-shift power take-off with an SAE 8-bolt mounting pattern, U68 input gear, manual-air shift, Arrange...

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    $0.00 - $0.00
    $0.00
    $2,497.00
    $2,497.00 - $2,497.00
    $2,497.00
  • Hose Reel, 2" x 115', Manual Bevel Crank Rewind, Max 1000 PSI, 1195 Series, Coxreels 1195 - 2032 - C - UnitedBuilt Equipment
    Hose Reel, 2" x 115', Manual Bevel Crank Rewind, Max 1000 PSI, 1195 Series, Coxreels 1195 - 2032 - C - UnitedBuilt Equipment
    Save 19% Save %
    0 in stock. Available on backorder

    Coxreels 1195-2032-C Hand Crank Hose Reel, 2 in. × 115 ft.

    Coxreels
    $1,904.00
    $1,904.00 - $1,904.00
    $1,904.00
    $1,550.00
    $1,550.00 - $1,550.00
    $1,550.00

    Hose and mounting hardware are not included. The Coxreels 1195-2032-C is a manual bevel-crank hose reel for large-diameter hose and high-volume flu...

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    $1,904.00
    $1,904.00 - $1,904.00
    $1,904.00
    $1,550.00
    $1,550.00 - $1,550.00
    $1,550.00
    Save 19% Save %
  • Hose Reel, 2" x 115', Electric Motor Rewind, 12VDC 1/2 HP Explosion Proof Motor, 1195 Series, Coxreels 1195 - 2032 - ED - UnitedBuilt Equipment
    Hose Reel, 2" x 115', Electric Motor Rewind, 12VDC 1/2 HP Explosion Proof Motor, 1195 Series, Coxreels 1195 - 2032 - ED - UnitedBuilt Equipment
    Save 12% Save %
    0 in stock. Available on backorder

    Hose Reel, 2" x 50', Electric Motor Rewind, 115V AC 1/2 HP EXP. 1:3 Explosion Proof Motor, Reversible AC Rectified, Idler, 1195 Series, Coxreels 1195-932-EAV3

    Coxreels
    $2,390.00
    $2,390.00 - $2,390.00
    $2,390.00
    $2,100.00
    $2,100.00 - $2,100.00
    $2,100.00

    The Coxreels 1195-932-EAV3 Motorized Hose Reel is a heavy-duty, industrial-grade reel designed for high-volume fluid transfer and large diameter ho...

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    $2,390.00
    $2,390.00 - $2,390.00
    $2,390.00
    $2,100.00
    $2,100.00 - $2,100.00
    $2,100.00
    Save 12% Save %
  • Hose Reel, 2" x 115', Electric Motor Rewind, 12VDC 1/2 HP Explosion Proof Motor, 1195 Series, Coxreels 1195 - 2032 - ED - UnitedBuilt Equipment
    Hose Reel, 2" x 115', Electric Motor Rewind, 12VDC 1/2 HP Explosion Proof Motor, 1195 Series, Coxreels 1195 - 2032 - ED - UnitedBuilt Equipment
    Save 12% Save %
    0 in stock. Available on backorder

    Hose Reel, 2" x 115', Electric Motor Rewind, 115V AC 1/2 HP EXP. 1:3 Explosion Proof Motor, Reversible AC Rectified, Idler, 1195 Series, Coxreels 1195-2032-EAV3

    Coxreels
    $2,388.00
    $2,388.00 - $2,388.00
    $2,388.00
    $2,100.00
    $2,100.00 - $2,100.00
    $2,100.00

    The Coxreels 1195-2032-EAV3 Motorized Hose Reel is a heavy-duty, industrial-grade reel designed to handle large diameter hose and high-volume fluid...

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    $2,388.00
    $2,388.00 - $2,388.00
    $2,388.00
    $2,100.00
    $2,100.00 - $2,100.00
    $2,100.00
    Save 12% Save %
  • Variable Speed Controller, Reel Rewind, On/Off, 115 / 230 AC / Volt, 10 AMP Fuse, Coxreels 20874 - UnitedBuilt Equipment
    Save 11% Save %
    0 in stock. Available on backorder

    Variable Speed Controller, Reel Rewind, On/Off, 115 / 230 AC / Volt, 10 AMP Fuse, Coxreels 20874

    Coxreels
    $1,013.00
    $1,013.00 - $1,013.00
    $1,013.00
    $900.00
    $900.00 - $900.00
    $900.00

    The Coxreels 20874 Variable Speed Controller is a durable, industrial-grade control unit designed to regulate the speed of motorized hose reels. Op...

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    $1,013.00
    $1,013.00 - $1,013.00
    $1,013.00
    $900.00
    $900.00 - $900.00
    $900.00
    Save 11% Save %
  • Hydraulic Tank Flange, Filler/Breather Weld Flange Adapter - UnitedBuilt Equipment
    Hydraulic Tank Flange, Filler/Breather Weld Flange Adapter - UnitedBuilt Equipment
    6 in stock

    Buyers Products TAF001 Carbon Steel Filler/Breather Weld Flange Adapter

    Buyers
    $0.00 - $0.00
    $0.00
    $10.34
    $10.34 - $10.34
    $10.34

    Buyers Products TAF001 is a carbon steel filler/breather weld flange adapter for hydraulic reservoirs. It welds to the top of the tank to provide a...

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    $0.00 - $0.00
    $0.00
    $10.34
    $10.34 - $10.34
    $10.34
  • Electronic Control Box 12V, Hydraulic Interface, Single Turn Adjustment, Brand Hydraulics EC - 12 - 01 - UnitedBuilt Equipment
    Electronic Control Box 12V, Hydraulic Interface, Single Turn Adjustment, Brand Hydraulics EC - 12 - 01 - UnitedBuilt Equipment
    1 in stock

    Brand Hydraulics EC-12-01 12V PWM Electronic Control Box

    Brand Hydraulics
    $0.00 - $0.00
    $0.00
    $485.00
    $485.00 - $485.00
    $485.00

    Controller only. Select a compatible proportional hydraulic valve separately. Required supply voltage is 12.7–18 VDC.The Brand Hydraulics EC-12-01 ...

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    $0.00 - $0.00
    $0.00
    $485.00
    $485.00 - $485.00
    $485.00
  • Valve, Flow Control 51 - 12 SAE, 3/4" SAE ORB ( - 12), Max Flow 30GPM, Max Pressure 3000 PSI, Buyers HFDL075SAE - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Valve, Flow Control 51-12 SAE, 3/4" SAE ORB (-12), Max Flow 30GPM, Max Pressure 3000 PSI, Buyers HFDL075SAE

    Buyers
    $0.00 - $0.00
    $0.00
    $115.00
    $115.00 - $115.00
    $115.00

    The Buyers HFDL075SAE Priority Flow Divider Valve is a heavy-duty hydraulic control valve designed to split and regulate oil flow between two circu...

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    $0.00 - $0.00
    $0.00
    $115.00
    $115.00 - $115.00
    $115.00
  • Shaft Kit, B_ZQ_1 - 3/8 - 10T 2 - 1/2EXT, Berkeley B71878 - UnitedBuilt Equipment
    Save 40% Save %
    1 in stock

    Shaft Kit, B_ZQ_1-3/8-10T 2-1/2EXT, Berkeley B71878

    Berkeley
    $3,449.00
    $3,449.00 - $3,449.00
    $3,449.00
    $2,079.00
    $2,079.00 - $2,079.00
    $2,079.00

    $3,449.00
    $3,449.00 - $3,449.00
    $3,449.00
    $2,079.00
    $2,079.00 - $2,079.00
    $2,079.00
    Save 40% Save %
  • Retainer, Seal 1 - 1/8 Type 2 B_Z_S CI 1 - 7/1, Berkeley M06063 - UnitedBuilt Equipment
    Save 37% Save %
    1 in stock

    Berkeley M06063 Seal Retainer for B4ZQKHS Pumps

    Berkeley
    $1,159.00
    $1,159.00 - $1,159.00
    $1,159.00
    $735.00
    $735.00 - $735.00
    $735.00

    The Berkeley M06063 seal retainer is a replacement seal retainer for the compatible Berkeley B4ZQKHS pump configurations below. Choose this compone...

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    $1,159.00
    $1,159.00 - $1,159.00
    $1,159.00
    $735.00
    $735.00 - $735.00
    $735.00
    Save 37% Save %
  • Washer, Lock External Tooth 3/8 ID 410SS, Berkeley S23036 - UnitedBuilt Equipment
    Save 36% Save %
    1 in stock

    Berkeley S23036 External-Tooth Lock Washer, 3/8 in. ID

    Berkeley
    $13.36
    $13.36 - $13.36
    $13.36
    $8.50
    $8.50 - $8.50
    $8.50

    The Berkeley S23036 external-tooth lock washer is a 3/8-inch-ID external-tooth lock washer made from 410 stainless steel. It is a service component...

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    $13.36
    $13.36 - $13.36
    $13.36
    $8.50
    $8.50 - $8.50
    $8.50
    Save 36% Save %