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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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  • Sensor 8495 EOT, Elkhart 67569000 - UnitedBuilt Equipment
    Save 19% Save %
    4 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 %
  • 17 in stock

    Diaphragm Assembly, with Spring, for 2-1/2" Cla-Val 81664F

    Cla-Val
    $198.50 - $198.50
    $198.50
    $198.50
    $198.50 - $198.50
    $198.50

    Diaphragm Assembly, with Spring, for 2-1/2" Cla-Val 81664F

    $198.50 - $198.50
    $198.50
    $198.50
    $198.50 - $198.50
    $198.50
  • Packing Ring 1-1/8 ID x 1-5/8 OD, Graphite, Berkeley S08281 - UnitedBuilt Equipment
    Save 42% Save %
    11 in stock

    Packing Ring 1-1/8 ID x 1-5/8 OD, Graphite, Berkeley S08281

    Berkeley
    $43.00
    $43.00 - $43.00
    $43.00
    $25.00
    $25.00 - $25.00
    $25.00

    $43.00
    $43.00 - $43.00
    $43.00
    $25.00
    $25.00 - $25.00
    $25.00
    Save 42% Save %
  • Motor Assembly, Slow Vertical, 24VDC, Sidewinder 8494, Elkhart 81207001 - UnitedBuilt Equipment
    Save 19% Save %
    1 in stock

    Motor Assembly, Slow Vertical, 24VDC, Sidewinder 8494, Elkhart 81207001

    Elkhart Brass
    $1,544.00
    $1,544.00 - $1,544.00
    $1,544.00
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00

    This Motor Assembly is designed for 24V use and offers a slow vertical movement for Elkhart 8494 Sidewinder water cannon. Designed and manufactured...

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    $1,544.00
    $1,544.00 - $1,544.00
    $1,544.00
    $1,250.00
    $1,250.00 - $1,250.00
    $1,250.00
    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 %
    5 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 %
    1 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 %
  • Set Screw, 0.312 - 18 x 0.187L, Elkhart 63687000 - UnitedBuilt Equipment
    Save 19% Save %
    9 in stock

    Set Screw, 0.312-18 x 0.187L, Elkhart 63687000

    Elkhart Brass
    $20.00
    $20.00 - $20.00
    $20.00
    $16.20
    $16.20 - $16.20
    $16.20

    $20.00
    $20.00 - $20.00
    $20.00
    $16.20
    $16.20 - $16.20
    $16.20
    Save 19% Save %
  • O - Ring Nitro (SPRAYMONE57498000) - UnitedBuilt Equipment
    Save 19% Save %
    8 in stock

    O-Ring Nitro HD, Elkhart 57498000

    Elkhart Brass
    $17.00
    $17.00 - $17.00
    $17.00
    $13.80
    $13.80 - $13.80
    $13.80

    $17.00
    $17.00 - $17.00
    $17.00
    $13.80
    $13.80 - $13.80
    $13.80
    Save 19% Save %
  • O - Ring AS - 568 - 141 2.300x0.103, 57383000, Elkhart Brass - UnitedBuilt Equipment
    47 in stock

    O-Ring AS-568-141 2.300x0.103, 57383000, Elkhart Brass

    Elkhart Brass
    $0.00 - $0.00
    $0.00
    $11.00
    $11.00 - $11.00
    $11.00

    $0.00 - $0.00
    $0.00
    $11.00
    $11.00 - $11.00
    $11.00
  • Acrylic Clear Tubing 5/8" Tube OD, 1/2" Tube ID, 1/16" Wall Thickness, 6' Long - UnitedBuilt Equipment
    17 in stock

    Acrylic Clear Tubing 5/8" Tube OD, 1/2" Tube ID, 1/16" Wall Thickness, 6' Long

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $8.70
    $8.70 - $8.70
    $8.70

    Acrylic Clear Tubing, highly durable with a 1/16" wall thickness, is perfect for any project requiring a 5/8" tube OD and 1/2" tube ID. With a leng...

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    $0.00 - $0.00
    $0.00
    $8.70
    $8.70 - $8.70
    $8.70
  • 26 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
  • 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
  • Hose Nozzle, Fog to Stream, 1" NPSH, Plastic with Bumper, Dixon FNB100S - UnitedBuilt Equipment
    4 in stock

    Hose Nozzle, Fog to Stream, 1" NPSH, Plastic with Bumper, Dixon FNB100S

    Dixon
    $0.00 - $0.00
    $0.00
    $50.88
    $50.88 - $50.88
    $50.88

    Hose Nozzle, Fog to Stream, 1" NPSH, Plastic, Dixon FNB100SConstructionRed polycarbonate with brass stemFeatures Shutoff - straight stream - fog 12...

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    $0.00 - $0.00
    $0.00
    $50.88
    $50.88 - $50.88
    $50.88
  • O - Ring, 208, Buna N (Nitrile), 70 Shore A, 5/8" ID, 7/8" OD - UnitedBuilt Equipment
    1068 in stock

    O-Ring, 208, Buna N (Nitrile), 70 Shore A, 5/8" ID, 7/8" OD

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $0.25
    $0.25 - $0.25
    $0.25

    This O-Ring, also known as 208, is made of Buna N (Nitrile) material and has a Shore A hardness of 70. It has an inner diameter of 5/8" and an oute...

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    $0.00 - $0.00
    $0.00
    $0.25
    $0.25 - $0.25
    $0.25
  • Water Pump, CW Self Priming, Mechanical Seal, 4x4 FNPT, Hydraulic Drive, B4ZRKS, Aftermarket B69876 - UnitedBuilt Equipment
    4 in stock

    Water Pump, CW Self Priming, Mechanical Seal, 4x4 FNPT, Hydraulic Drive, B4ZRKS, ATP B69876

    ATP
    $0.00 - $0.00
    $0.00
    $2,995.00
    $2,995.00 - $2,995.00
    $2,995.00

    Water Pump, Self-Priming 4x4, Mechanical Seal, B4ZRKS, Aftermarket Shop repair parts 

    $0.00 - $0.00
    $0.00
    $2,995.00
    $2,995.00 - $2,995.00
    $2,995.00
  • Decal Warning, High Rollover Risk Warning Label (Windshield), 3-1/2" Height x 4-3/8" Width, UnitedBuilt DECALROLLOVER - UnitedBuilt Equipment
    56 in stock

    Decal Warning, High Rollover Risk Warning Label (Windshield), 3-1/2" Height x 4-3/8" Width, UnitedBuilt DECALROLLOVER

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $3.18
    $3.18 - $3.18
    $3.18

    Decal Warning, Rollover Risk, 3-1/2" x 4-3/8" Higher rollover risk warning decal to display in cab in clear view of operator.

    $0.00 - $0.00
    $0.00
    $3.18
    $3.18 - $3.18
    $3.18
  • Decal Warning, Rotating Drive Shaft, 5" Height x 7" Width, UnitedBuilt DECALDRIVESHAFT - UnitedBuilt Equipment
    64 in stock

    Decal Warning, Rotating Drive Shaft, 5" Height x 7" Width, UnitedBuilt DECALDRIVESHAFT

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $7.70
    $7.70 - $7.70
    $7.70

    Decal Warning, Rotating Shafts, 5" x 7"

    $0.00 - $0.00
    $0.00
    $7.70
    $7.70 - $7.70
    $7.70
  • Pillow Block 3/4" American Reel (REELA50-8A) - UnitedBuilt Equipment
    Pillow Block 3/4" American Reel (REELA50-8A) - UnitedBuilt Equipment
    4 in stock

    Pillow Block 3/4" American Reel 50-8A

    American Reels
    $0.00 - $0.00
    $0.00
    $148.00
    $148.00 - $148.00
    $148.00

    Pillow Block, American Reels 50-8A

    $0.00 - $0.00
    $0.00
    $148.00
    $148.00 - $148.00
    $148.00
  • Swivel Joint 1.5 Ductile Iron AM (REELA29-15D) - UnitedBuilt Equipment
    3 in stock

    Swivel Joint 1-1/2" Ductile Iron, Buna Seal, American Reels 29-15D

    American Reels
    $0.00 - $0.00
    $0.00
    $723.00
    $723.00 - $723.00
    $723.00

    Swivel Joint Assembly, 1-1/2" American Reels 29-15D

    $0.00 - $0.00
    $0.00
    $723.00
    $723.00 - $723.00
    $723.00
  • Manway Collar, Round, Steel, 20" (TANK20WR) - UnitedBuilt Equipment
    10 in stock

    Manway Collar, Round, Steel, 20" (TANK20WR)

    Betts
    $0.00 - $0.00
    $0.00
    $88.50
    $88.50 - $88.50
    $88.50

    Manway Collar, Round, Steel, 20"

    $0.00 - $0.00
    $0.00
    $88.50
    $88.50 - $88.50
    $88.50
  • Hydraulic Pump Bi-Directional, 1-3/4" Gear, SAEB, 1-1/4" ORB, Shaft 7/8" x 13 Tooth, Permco P3040A286NMZA17-14 - UnitedBuilt Equipment
    6 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
  • Internal Bottom Disc for AV1100 Spray Head Valve, UnitedBuilt AV1100 - BD - UnitedBuilt Equipment
    Internal Bottom Disc for AV1100 Spray Head Valve, UnitedBuilt AV1100 - BD - UnitedBuilt Equipment
    1213 in stock

    Internal Bottom Disc for AV1100 Spray Head Valve, UnitedBuilt AV1100-BD

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $14.20
    $14.20 - $14.20
    $14.20

    UnitedBuilt Top Disc for AV1100 Spray Valve UnitedBuilt OEM

    $0.00 - $0.00
    $0.00
    $14.20
    $14.20 - $14.20
    $14.20
  • Neo Washer 1/2ID 1 - 5/8OD 1/8 Thick (SPRAYRWAS71A - 3) - UnitedBuilt Equipment
    941 in stock

    Buna Washer 1/2 ID x 1-5/8 OD x 1/8 Thick, UnitedBuilt WAS71A-3

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $2.75
    $2.75 - $2.75
    $2.75

    $0.00 - $0.00
    $0.00
    $2.75
    $2.75 - $2.75
    $2.75
  • Quick Exhaust Valve, 1/4" FNPT Ports, Sealco 3800 - UnitedBuilt Equipment
    Quick Exhaust Valve, 1/4" FNPT Ports, Sealco 3800 - UnitedBuilt Equipment
    9 in stock

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

    Sealco
    $0.00 - $0.00
    $0.00
    $30.99
    $30.99 - $30.99
    $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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    $0.00 - $0.00
    $0.00
    $30.99
    $30.99 - $30.99
    $30.99