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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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  • 3" Valve Disc Seat Gasket, UnitedBuilt K389 - UnitedBuilt Equipment
    75 in stock

    3" Valve Disc Seat Gasket, UnitedBuilt K389

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $2.16
    $2.16 - $2.16
    $2.16

    $0.00 - $0.00
    $0.00
    $2.16
    $2.16 - $2.16
    $2.16
  • Hose Nozzle, Fog to Stream, 1-1/2" NST (NHT), Plastic with Bumper, Dixon FNB150NST - UnitedBuilt Equipment
    5 in stock

    Hose Nozzle, Fog to Stream, 1-1/2" NST (NHT), Plastic with Bumper, Dixon FNB150NST

    Dixon
    $0.00 - $0.00
    $0.00
    $62.00
    $62.00 - $62.00
    $62.00

    FNB150NST - Polycarbonate Fog Nozzle with BumperDetailsMaximum Operating Pressure: 100 PSI (water only) at 70°F (21°C)Size: 1-1/2"Material: Polycar...

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    $0.00 - $0.00
    $0.00
    $62.00
    $62.00 - $62.00
    $62.00
  • Hose Clamp, Double Bolt with Saddle for 4" Hose OD, Dixon 525 - UnitedBuilt Equipment
    5 in stock

    Hose Clamp, Double Bolt with Saddle for 4" Hose OD, Dixon 525

    Dixon
    $0.00 - $0.00
    $0.00
    $32.38
    $32.38 - $32.38
    $32.38

    525 - Double Bolt Clamp with SaddlesThe Dixon 525 Double Bolt Clamp with Saddles is a plated iron clamp with a 4-16/64" to 4-60/64" hose OD. It has...

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    $0.00 - $0.00
    $0.00
    $32.38
    $32.38 - $32.38
    $32.38
  • Hose Nozzle, Fog to Stream, 1" Female NST (NHT), Plastic with Bumper, Dixon FNB100NST - UnitedBuilt Equipment
    3 in stock

    Hose Nozzle, Fog to Stream, 1" Female NST (NHT), Plastic with Bumper, Dixon FNB100NST

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

    FNB100NST - Polycarbonate Fog Nozzle with BumperDetailsMaximum Operating Pressure: 100 PSI (water only) at 70°F (21°C)Size: 1"Material: Polycarbona...

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    $0.00 - $0.00
    $0.00
    $50.88
    $50.88 - $50.88
    $50.88
  • Hose Clamp, Center Punch Band Clamp, Pre-formed F-Series, Galvanized Steel, Dixon - UnitedBuilt Equipment
    2 in stock

    Hose Clamp, Center Punch Band Clamp, Pre-formed F-Series, Galvanized Steel, Dixon

    Dixon
    $0.00 - $0.00
    $0.00
    $1.34 - $3.60
    $1.34 - $3.60
    $1.34

    Hose Clamp, Center Punch Band Clamp Pre-formed, Galvanized Steel, Dixon F-SeriesSize indicates Clamp ID.For use with center punch clamp tools F1, F...

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    $0.00 - $0.00
    $0.00
    $1.34 - $3.60
    $1.34 - $3.60
    $1.34
  • Threaded Plug, Square Head, Male NPT, Malleable Iron 150# - UnitedBuilt Equipment
    Threaded Plug, Square Head, Male NPT, Malleable Iron 150# - UnitedBuilt Equipment
    2 in stock

    Threaded Plug, Square Head, Male NPT, Malleable Iron 150#

    UnitedBuilt Choice
    $0.00 - $0.00
    $0.00
    $1.64 - $100.00
    $1.64 - $100.00
    $1.64

    Threaded Plug, Square Head, Male NPT, Malleable Iron 150#

    $0.00 - $0.00
    $0.00
    $1.64 - $100.00
    $1.64 - $100.00
    $1.64
  • Swivel Joint, Style 40, FNPT - UnitedBuilt Equipment
    5 in stock

    Swivel Joint, Style 40, FNPT

    Dixon
    $0.00 - $0.00
    $0.00
    $438.00
    $438.00 - $438.00
    $438.00

    Swivel Joint, Style 40, FNPT Features O-ring pressure seal ensures a leak-proof seal and smooth rotation with lower torque. Full 360° rotational m...

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    $0.00 - $0.00
    $0.00
    $438.00
    $438.00 - $438.00
    $438.00
  • Spray Valve Kit, AV1100 3" Valve with BC2178 Duckbill Flusher Nozzle and 90-Degree Elbow, UnitedBuilt - UnitedBuilt Equipment
    Spray Valve Kit, AV1100 3" Valve with BC2178 Duckbill Flusher Nozzle and 90-Degree Elbow, UnitedBuilt - UnitedBuilt Equipment
    53 in stock

    Spray Valve Kit, AV1100 3" Valve with BC2178 Duckbill Flusher Nozzle and 90-Degree Elbow, UnitedBuilt

    UnitedBuilt Choice
    $492.70 - $492.70
    $492.70
    $492.70
    $492.70 - $492.70
    $492.70

    Spray Valve Kit, AV1100 3" Valve with BC2178 Duckbill Flusher Nozzle and 90-Degree Elbow, UnitedBuilt Typical Application: Front or Side Flushing

    $492.70 - $492.70
    $492.70
    $492.70
    $492.70 - $492.70
    $492.70
  • Hose Nozzle, Fog to Stream, 2" NPSH, Plastic with Bumper, Dixon CFB200S - UnitedBuilt Equipment
    3 in stock

    Hose Nozzle, Fog to Stream, 2" NPSH, Plastic with Bumper, Dixon CFB200S

    Dixon
    $0.00 - $0.00
    $0.00
    $113.86
    $113.86 - $113.86
    $113.86

    Features Provides consistent volume at any spray angle Adjusts from Straight Stream to Fog High flow Maximum Operating Pressure 100 PSI (water on...

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    $0.00 - $0.00
    $0.00
    $113.86
    $113.86 - $113.86
    $113.86
  • Groove Reducer, Concentric, Groove x Groove, Victaulic No 50 - UnitedBuilt Equipment
    4 in stock

    Groove Reducer, Concentric, Groove x Groove, Victaulic No 50

    Victaulic
    $0.00 - $0.00
    $0.00
    $76.25 - $106.00
    $76.25 - $106.00
    $76.25

    Groove Reducer, Concentric, Groove x Groove, Victaulic No 50

    $0.00 - $0.00
    $0.00
    $76.25 - $106.00
    $76.25 - $106.00
    $76.25
  • Weld Elbow, 90° Long Radius, Butt Weld, SCH40 Stainless Steel - UnitedBuilt Equipment
    0 in stock. Available on backorder

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

    UnitedBuilt Equipment
    $0.00 - $0.00
    $0.00
    $16.50 - $117.01
    $16.50 - $117.01
    $16.50

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

    $0.00 - $0.00
    $0.00
    $16.50 - $117.01
    $16.50 - $117.01
    $16.50
  • Decal Caution, PTO Bolt, 6" Height x 12" Width, UnitedBuilt DECALPTOBOLT - UnitedBuilt Equipment
    39 in stock

    Decal Caution, PTO Bolt, 6" Height x 12" Width, UnitedBuilt DECALPTOBOLT

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $11.53
    $11.53 - $11.53
    $11.53

    Decal Caution, PTO Bolt, 6" x 12"

    $0.00 - $0.00
    $0.00
    $11.53
    $11.53 - $11.53
    $11.53
  • Mud Flap Bracket Kit, Minimizer Fast Flaps 101227 (10001563) - UnitedBuilt Equipment
    Mud Flap Bracket Kit, Minimizer Fast Flaps 101227 (10001563) - UnitedBuilt Equipment
    34 in stock

    Mud Flap Bracket Kit, Minimizer Fast Flaps 101227 (10001563)

    Minimizer
    $0.00 - $0.00
    $0.00
    $170.00
    $170.00 - $170.00
    $170.00

    Fast Flaps secure mud flaps without creating any holes in the flap or sacrificing strength. It takes more than 500 pounds of pressure to detach a m...

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    $0.00 - $0.00
    $0.00
    $170.00
    $170.00 - $170.00
    $170.00
  • Motor 1/2 HP Explosion Proof, Coxreels 15223-1 - UnitedBuilt Equipment
    Motor 1/2 HP Explosion Proof, Coxreels 15223-1 - UnitedBuilt Equipment
    1 in stock

    Motor 1/2 HP Explosion Proof, Coxreels 15223-1

    Coxreels
    $0.00 - $0.00
    $0.00
    $699.00
    $699.00 - $699.00
    $699.00

    Hose Reel Motor, 1/2 HP, Explosion Proof, 12VDC, COXREELS 15223-1 For COXREELS 1175-6-50, 1175-6-50E, 1175-6-100, and 1175-6-100E

    $0.00 - $0.00
    $0.00
    $699.00
    $699.00 - $699.00
    $699.00
  • Axle Assembly, for 1185 - 1124(E) (Rev E & D), Coxreels 8962 - 11.5 - UnitedBuilt Equipment
    Axle Assembly, for 1185 - 1124(E) (Rev E & D), Coxreels 8962 - 11.5 - UnitedBuilt Equipment
    2 in stock

    Axle Assembly, for 1185-1124(E) (Rev E & D), Coxreels 8962-11.5

    Coxreels
    $0.00 - $0.00
    $0.00
    $116.00
    $116.00 - $116.00
    $116.00

    Hose Reel Axle Assembly COXREELS 8962-11.5 (Rev E & D) For 1185-1124(E) Revisions E & D

    $0.00 - $0.00
    $0.00
    $116.00
    $116.00 - $116.00
    $116.00
  • Tank Flange 1/2", Series 300, Phoenix Forge (THRFLGP0050) - UnitedBuilt Equipment
    Tank Flange 1/2", Series 300, Phoenix Forge (THRFLGP0050) - UnitedBuilt Equipment
    36 in stock

    Tank Flange 1/2", Series 300, Phoenix Forge (THRFLGP0050)

    Phoenix Forge
    $0.00 - $0.00
    $0.00
    $9.67
    $9.67 - $9.67
    $9.67

    Tank Flange, Boiler Flange with Pilot, 1/2" A 1.625 B 1.188 C .468 D .140 E 1.125 F .188

    $0.00 - $0.00
    $0.00
    $9.67
    $9.67 - $9.67
    $9.67
  • Pipe Adapter, Weld by MNPT, SCH40 Stainless Pipe - UnitedBuilt Equipment
    3 in stock

    Pipe Adapter, Weld by MNPT, SCH40 Stainless Pipe

    UnitedBuilt

    Pipe Adapter, Weld by MNPT, SCH40 Stainless Pipe

  • Foot Valve, 2-1/2" FNPT, Cast Iron, Dixon DFVS30 (VALFT0250) - UnitedBuilt Equipment
    7 in stock

    Foot Valve, 2-1/2" FNPT, Cast Iron, Dixon DFVS30 (VALFT0250)

    Dixon
    $0.00 - $0.00
    $0.00
    $77.02
    $77.02 - $77.02
    $77.02

    Foot Valve, Cast Iron, 2-1/2" FNPT, Dixon DFVS30

    $0.00 - $0.00
    $0.00
    $77.02
    $77.02 - $77.02
    $77.02
  • Pigtail Harness 36", Single Market Light, UnitedBuilt MK4611 (LITEMK4611) - UnitedBuilt Equipment
    481 in stock

    Pigtail Harness 36", Single Market Light, UnitedBuilt MK4611 (LITEMK4611)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $5.49
    $5.49 - $5.49
    $5.49

    Pigtail Harness 36", Single Market Light, UnitedBuilt MK4611 For Peterson M163A Marker Lights, Amber or Peterson M163R Marker Lights, Red

    $0.00 - $0.00
    $0.00
    $5.49
    $5.49 - $5.49
    $5.49
  • Stop/Tail/Turn Light, Red, LED, Peterson M826R-7 - UnitedBuilt Equipment
    Stop/Tail/Turn Light, Red, LED, Peterson M826R-7 - UnitedBuilt Equipment
    59 in stock

    Stop/Tail/Turn Light, Red, LED, PL3, 12V, Peterson M826R-7

    Peterson
    $0.00 - $0.00
    $0.00
    $14.80
    $14.80 - $14.80
    $14.80

    LED Stop/Turn/Tail, Round, Grommet-Mount, 4″, Red, Peterson M826R-7 7 diodes. Available in retail-friendly Viz Pack. Lumenx® lens and circuitry. M...

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    $0.00 - $0.00
    $0.00
    $14.80
    $14.80 - $14.80
    $14.80
  • Hydraulic Tank 37 Gallon, Steel, Side Mount, Buyers SMR37SQ - UnitedBuilt Equipment
    Hydraulic Tank 37 Gallon, Steel, Side Mount, Buyers SMR37SQ - UnitedBuilt Equipment
    4 in stock

    Hydraulic Tank 37 Gallon, Steel, Side Mount, Buyers SMR37SQ

    Buyers
    $0.00 - $0.00
    $0.00
    $765.00
    $765.00 - $765.00
    $765.00

    Buyers 37 Gallon Side Mount Steel Reservoir The 37 Gallon Steel Reservoir from Buyers Products has welded, integral brackets for mounting to the tr...

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    $0.00 - $0.00
    $0.00
    $765.00
    $765.00 - $765.00
    $765.00
  • Hydraulic Tank 30 Gallon, Steel, Side Mount, Buyers SMR30S - UnitedBuilt Equipment
    Hydraulic Tank 30 Gallon, Steel, Side Mount, Buyers SMR30S - UnitedBuilt Equipment
    6 in stock

    Hydraulic Tank 30 Gallon, Steel, Side Mount, Buyers SMR30S

    Buyers
    $0.00 - $0.00
    $0.00
    $465.00
    $465.00 - $465.00
    $465.00

    Buyers 30 Gallon Side Mount Steel Reservoir The Buyers Products Side-Mounted Steel Reservoir features rugged, HRPO steel construction with a welded...

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    $0.00 - $0.00
    $0.00
    $465.00
    $465.00 - $465.00
    $465.00
  • Bushing, 1/4" x 1/8" Threaded, Brass (3220X4X2) - UnitedBuilt Equipment
    Bushing, 1/4" x 1/8" Threaded, Brass (3220X4X2) - UnitedBuilt Equipment
    152 in stock

    Brass Fitting, Bushing, 1/4" x 1/8" NPTF, 3220X4X2

    Mid-America
    $0.00 - $0.00
    $0.00
    $1.00
    $1.00 - $1.00
    $1.00

    Brass Bushing 1/4" NPT x 1/8" NPT

    $0.00 - $0.00
    $0.00
    $1.00
    $1.00 - $1.00
    $1.00
  • Straight Hex Nipple, Brass, 1/4" x 1/8" 3325X4X2 - UnitedBuilt Equipment
    697 in stock

    Straight Hex Nipple, Reducing, Brass, 1/4" x 1/8" Male NPTF 3325X4X2

    UnitedBuilt Equipment
    $0.00 - $0.00
    $0.00
    $2.42
    $2.42 - $2.42
    $2.42

    Hex Nipple 1/4" NPTF x 1/8" NPTF, Brass

    $0.00 - $0.00
    $0.00
    $2.42
    $2.42 - $2.42
    $2.42