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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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  • Internal Plastic Nut for AV1100 Spray Head Valve, UnitedBuilt AV1100 - N - UnitedBuilt Equipment
    Internal Plastic Nut for AV1100 Spray Head Valve, UnitedBuilt AV1100 - N - UnitedBuilt Equipment
    1951 in stock

    Internal Plastic Nut for AV1100 Spray Head Valve, UnitedBuilt AV1100-N

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $8.76
    $8.76 - $8.76
    $8.76

    UnitedBuilt Internal Plastic Nut, Spray Head Valve UnitedBuilt AV1100 UnitedBuilt OEM

    $0.00 - $0.00
    $0.00
    $8.76
    $8.76 - $8.76
    $8.76
  • Thrust Ring 1 - 3/16 ID 1 - 9/16 OD, UnitedBuilt S29218MS - UnitedBuilt Equipment
    17 in stock

    Thrust Ring 1-3/16 ID 1-9/16 OD, UnitedBuilt S29218MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $45.40
    $45.40 - $45.40
    $45.40

    UnitedBuilt Shaft Thrust Ring (B3Z) 1-3/16" ID 1-9/16" OD Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $45.40
    $45.40 - $45.40
    $45.40
  • Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS - UnitedBuilt Equipment
    Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS - UnitedBuilt Equipment
    10 in stock

    Impeller, Cast Iron, Clockwise (CW), UnitedBuilt M3Z M02153MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $295.00
    $295.00 - $295.00
    $295.00

    UnitedBuilt threaded Clock Wise (CW) cast iron impeller for M3Z pumps (or Berkeley B3Z) style pumps.

    $0.00 - $0.00
    $0.00
    $295.00
    $295.00 - $295.00
    $295.00
  • Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A - 3) - UnitedBuilt Equipment
    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A - 3) - UnitedBuilt Equipment
    533 in stock

    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A-3)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $21.00
    $21.00 - $21.00
    $21.00

    Spray Head Ball (Horizontal Seam) (SPRAYRBAL71A-3)

    $0.00 - $0.00
    $0.00
    $21.00
    $21.00 - $21.00
    $21.00
  • Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS - UnitedBuilt Equipment
    Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS - UnitedBuilt Equipment
    11 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...

    View full details
    $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
    92 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
  • 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
  • Shaft Kit Rope Packing CW UnitedBuilt B80698MS - UnitedBuilt Equipment
    Shaft Kit Rope Packing CW UnitedBuilt B80698MS - UnitedBuilt Equipment
    9 in stock

    Shaft Kit, Rope Packing, B3ZRM CW, Stressproof® Steel, 1-1/8" x 1/4" Key, UnitedBuilt B80698MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $265.00
    $265.00 - $265.00
    $265.00

    UnitedBuilt B80698MS Shaft Kit for M3ZRM CW rope packing pump. Manufactured in the USA of original Niagara LaSalle’s patented Stressproof® steel an...

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    $0.00 - $0.00
    $0.00
    $265.00
    $265.00 - $265.00
    $265.00
  • Pipe Plumbing, 3" x 15" Long, Schedule 40 Black, Groove Both Ends (GBE), UnitedBuilt 0300 - CS - SCH40 - 015 - GBE (PIPE0300X15) - UnitedBuilt Equipment
    1 in stock

    Pipe Plumbing, 3" x 15" Long, Schedule 40 Black, Groove Both Ends (GBE), UnitedBuilt 0300-CS-SCH40-015-GBE (PIPE0300X15)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $70.80
    $70.80 - $70.80
    $70.80

    Pipe Plumbing, Groove by Groove, SCH40, 3" Pipe x 15" Long, UnitedBuilt

    $0.00 - $0.00
    $0.00
    $70.80
    $70.80 - $70.80
    $70.80
  • Light Harness Kit, Rev 5/2019, UnitedBuilt HK4600 (LITEHARNESS19) - UnitedBuilt Equipment
    29 in stock

    Light Harness Kit, Rev 5/2019, UnitedBuilt HK4600 (LITEHARNESS19)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $129.00
    $129.00 - $129.00
    $129.00

    Light Harness Kit, Rev 5/2019, UnitedBuilt HK4600 INCLUDES: (1) UnitedBuilt RA4610-A Light Harness, 6-Lamp Rearsill, Pig Tails (2) UnitedBuilt M...

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    $0.00 - $0.00
    $0.00
    $129.00
    $129.00 - $129.00
    $129.00
  • Ball Bearing Single Row UnitedBuilt S13270MS - UnitedBuilt Equipment
    Ball Bearing Single Row UnitedBuilt S13270MS - UnitedBuilt Equipment
    20 in stock

    Ball Bearing, Single Row, 6206-C3, UnitedBuilt S13270MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $26.99
    $26.99 - $26.99
    $26.99

    UnitedBuilt Ball Bearing Single Row, Inboard (M3Z) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    $0.00 - $0.00
    $0.00
    $26.99
    $26.99 - $26.99
    $26.99
  • Volute, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, UnitedBuilt M3Z H04040MS - UnitedBuilt Equipment
    23 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 ...

    View full details
    $0.00 - $0.00
    $0.00
    $350.00
    $350.00 - $350.00
    $350.00
  • 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
  • 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
  • Front Spray Bar, Pipe Plumbing, 3" x 52" Long, Groove Both Ends (GBE), Schedule 40 Black, UnitedBuilt 0300 - CS - SCH40 - 052 - GBE (PIPE0300X52GBE) - UnitedBuilt Equipment
    13 in stock

    Front Spray Bar, Pipe Plumbing, 3" x 52" Long, Groove Both Ends (GBE), Schedule 40 Black, UnitedBuilt 0300-CS-SCH40-052-GBE (PIPE0300X52GBE)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $125.00
    $125.00 - $125.00
    $125.00

    Pipe Plumbing, 3" x 52" Long, Groove Both Ends (GBE), Schedule 40 Black, UnitedBuilt 0300-CS-SCH40-052-GBE (PIPE0300X52GBE)

    $0.00 - $0.00
    $0.00
    $125.00
    $125.00 - $125.00
    $125.00
  • Side Spray Nozzle, Fin Style, 3" Groove, Aluminum, UnitedBuilt BBS - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Side Spray Nozzle, Fin Style, 3" Groove, Aluminum, UnitedBuilt BBS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $82.64
    $82.64 - $82.64
    $82.64

    Side Spray Nozzle, Fin Style, 3" Groove, Aluminum, UnitedBuilt BBS

    $0.00 - $0.00
    $0.00
    $82.64
    $82.64 - $82.64
    $82.64
  • Adjustable Band 2410 Valve (SPRAYRBAND) - UnitedBuilt Equipment
    1281 in stock

    Aperture Band, for BC2410 Spray Head Valve, UnitedBuilt BC2410-BD

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $31.27
    $31.27 - $31.27
    $31.27

    Adjustable spray band for UnitedBuilt BC2410 Spray Head Valve

    $0.00 - $0.00
    $0.00
    $31.27
    $31.27 - $31.27
    $31.27
  • Pipe Adapter, Groove by Notch, SCH40 Stainless Pipe - UnitedBuilt Equipment
    Pipe Adapter, Groove by Notch, SCH40 Stainless Pipe - UnitedBuilt Equipment
    8 in stock

    Pipe Adapter, Groove by Notch, SCH40 Stainless Pipe

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $34.00 - $60.00
    $34.00 - $60.00
    $34.00

    Pipe Adapter, Groove by Notch, SCH40 Stainless Pipe

    $0.00 - $0.00
    $0.00
    $34.00 - $60.00
    $34.00 - $60.00
    $34.00
  • Suction Hose, Green PVC Wire Reinforced, 2-1/2" x 180" OAL, Male Camlock x MNPT (HSEPVC2515EXT) - UnitedBuilt Equipment
    3 in stock

    Suction Hose, Green PVC Wire Reinforced, 2-1/2" x 180" OAL, Male Camlock x MNPT (HSEPVC2515EXT)

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $97.22
    $97.22 - $97.22
    $97.22

    Hose, Suction, 2-1/2" x 15', MNPT x Male Camlock Image Shown: Suction Hose 3" MNPT x Female Camlock

    $0.00 - $0.00
    $0.00
    $97.22
    $97.22 - $97.22
    $97.22
  • Pipe Plumbing, Weld by Weld, SCH40, 3" Pipe x 72" Long, UnitedBuilt - UnitedBuilt Equipment

    Pipe Plumbing, Weld by Weld, SCH40, 3" Pipe x 72" Long, UnitedBuilt

    UnitedBuilt
    $159.76 - $159.76
    $159.76
    $159.76 - $159.76
    $159.76

    Pipe Plumbing, Weld by Weld, SCH40, 3" Pipe x 72" Long, UnitedBuilt.

    $159.76 - $159.76
    $159.76
    $159.76 - $159.76
    $159.76
  • Pipe Plumbing, Groove by Groove, SCH40, 3" Pipe x 18" Long, UnitedBuilt - UnitedBuilt Equipment

    Pipe Plumbing, Groove by Groove, SCH40, 3" Pipe x 18" Long, UnitedBuilt

    UnitedBuilt
    $70.40 - $70.40
    $70.40
    $70.40 - $70.40
    $70.40

    Pipe Plumbing, Groove by Groove, SCH40, 3" Pipe x 18" Long, UnitedBuilt

    $70.40 - $70.40
    $70.40
    $70.40 - $70.40
    $70.40
  • Pipe Adapter, Groove by Groove, SCH40, 4" Pipe x 4 - 1/2" Long, UnitedBuilt - UnitedBuilt Equipment
    Pipe Adapter, Groove by Groove, SCH40, 4" Pipe x 4 - 1/2" Long, UnitedBuilt - UnitedBuilt Equipment

    Pipe Adapter, Groove by Groove, SCH40, 4" Pipe x 4-1/2" Long, UnitedBuilt

    UnitedBuilt
    $51.00 - $51.00
    $51.00
    $51.00 - $51.00
    $51.00

    Pipe Adapter, Groove by Groove, SCH40, 4" Pipe x 4-1/2" Long, UnitedBuilt

    $51.00 - $51.00
    $51.00
    $51.00 - $51.00
    $51.00