Water Truck Parts - In Stock — Page 2 — UnitedBuilt Equipment Skip to content
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

Filters

$
$
  • Hydraulic Coupler 7/8" Spline 13 Tooth, (Key Sold Separately) UnitedBuilt S30636MS - UnitedBuilt Equipment
    85 in stock

    Hydraulic Coupler 7/8" Spline 13 Tooth x 1-1/8" Shaft 1/4" Key, (Key Sold Separately) UnitedBuilt S30636MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00

    Hydraulic Coupler 7/8" Spline 13 Tooth, (Key Sold Separately) UnitedBuilt S30636MS

    $0.00 - $0.00
    $0.00
    $270.00
    $270.00 - $270.00
    $270.00
  • Pipe Adapter, Weld by MNPT, SCH40 Black Pipe - UnitedBuilt Equipment
    13 in stock

    Pipe Adapter, Weld by MNPT, SCH40 Black Pipe

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $12.25 - $38.04
    $12.25 - $38.04
    $12.25

    Pipe Adapter, Weld by MNPT, SCH40 Black Pipe

    $0.00 - $0.00
    $0.00
    $12.25 - $38.04
    $12.25 - $38.04
    $12.25
  • Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts) - UnitedBuilt Equipment
    Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts) - UnitedBuilt Equipment
    Save 5% Save %
    47 in stock

    Seal Kit, Rope Packing, UnitedBuilt M3ZRM (Gasket, Slinger, Grease Cap, Rope Kit, Bolts, and Nuts)

    UnitedBuilt
    $78.20
    $78.20 - $78.20
    $78.20
    $74.29
    $74.29 - $74.29
    $74.29

    Get all the essentials you need with the UnitedBuilt Pump Accessories Bundle. This bundle includes the Rope Packing Set (6 Pieces) S14022 for B3ZRM...

    View full details
    $78.20
    $78.20 - $78.20
    $78.20
    $74.29
    $74.29 - $74.29
    $74.29
    Save 5% Save %
  • Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    Packing Split Gland, Cast Iron, UnitedBuilt M3ZRM B82468MS - UnitedBuilt Equipment
    38 in stock

    Packing Split Gland, Cast Iron, 1-1/8" Shaft, UnitedBuilt M3ZRM B82468MS

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

    Split packing gland set made of cast iron for B3ZRM/M3ZRM pumps.

    $0.00 - $0.00
    $0.00
    $60.00
    $60.00 - $60.00
    $60.00
  • Diaphragm Assembly, No Spring, 3" Cla - Val 81665C & 3" UnitedBuilt AV5293 - UnitedBuilt Equipment
    Diaphragm Assembly, No Spring, 3" Cla-Val 81665C & 3" UnitedBuilt AV5293 - UnitedBuilt Equipment
    97 in stock

    Diaphragm Assembly, No Spring, 3" Cla-Val 81665C & 3" UnitedBuilt AV5293

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00

    Diaphragm Assembly,  No Spring, 3" Cla-Val 81665C & 3" UnitedBuilt AV5293

    $0.00 - $0.00
    $0.00
    $67.00
    $67.00 - $67.00
    $67.00
  • Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Rope Packing Seal, UnitedBuilt M3ZRM B85551MS - UnitedBuilt Equipment
    Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Rope Packing Seal, UnitedBuilt M3ZRM B85551MS - UnitedBuilt Equipment
    29 in stock

    Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Rope Packing Seal, UnitedBuilt M3ZRM B85551MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $925.00
    $925.00 - $925.00
    $925.00

    UnitedBuilt Powerhead M3ZRM 4X3 Rope Packing CCW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existing p...

    View full details
    $0.00 - $0.00
    $0.00
    $925.00
    $925.00 - $925.00
    $925.00
  • Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A - 3 - UnitedBuilt Equipment
    2163 in stock

    Diaphragm, Spray Head Valve BC2410, UnitedBuilt 71A-3

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $6.50
    $6.50 - $6.50
    $6.50

    UnitedBuilt Diaphragm, Spray Head Valve UnitedBuilt BC2410 T16 Style Diaphragm for UnitedBuilt BC2410 Spray Head Valve

    $0.00 - $0.00
    $0.00
    $6.50
    $6.50 - $6.50
    $6.50
  • Tank Mounting Spring, Zinc Plated, UnitedBuilt - UnitedBuilt Equipment
    876 in stock

    Tank Mounting Spring, Zinc Plated, UnitedBuilt

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $17.00
    $17.00 - $17.00
    $17.00

    UnitedBuilt water truck tank mounting spring, zinc plated. Made in the USA.

    $0.00 - $0.00
    $0.00
    $17.00
    $17.00 - $17.00
    $17.00
  • Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal) - UnitedBuilt Equipment
    Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal) - UnitedBuilt Equipment
    Save 5% Save %
    118 in stock

    Seal Kit, Mechanical Seal, UnitedBuilt M3ZRMS (Gasket, Slinger, Grease Cap, and Mechanical Seal)

    UnitedBuilt
    $101.72
    $101.72 - $101.72
    $101.72
    $96.63
    $96.63 - $96.63
    $96.63

    Upgrade and optimize your pump system with the ultimate bundle from UnitedBuilt. This comprehensive package includes a high-quality 1-1/8" Type C M...

    View full details
    $101.72
    $101.72 - $101.72
    $101.72
    $96.63
    $96.63 - $96.63
    $96.63
    Save 5% Save %
  • Light Harness, Rearsill, 6-Lamp, UnitedBuilt RA4610-B - UnitedBuilt Equipment
    233 in stock

    Light Harness, Rearsill, 6-Lamp, UnitedBuilt RA4610-B

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $78.51
    $78.51 - $78.51
    $78.51

    Light Harness, 6-Lamp Rearsill, Pig Tails For (2) Peterson M817C-7 Back-Up Lights, White, and (4) Peterson M826R-7 Stop/Turn/Tail Lights, Red.

    $0.00 - $0.00
    $0.00
    $78.51
    $78.51 - $78.51
    $78.51
  • Seal Kit for UnitedBuilt BC2410 Spray Head Valve - UnitedBuilt Equipment
    Seal Kit for UnitedBuilt BC2410 Spray Head Valve - UnitedBuilt Equipment
    545 in stock

    Seal Kit for UnitedBuilt BC2410 Spray Head Valve

    UnitedBuilt
    $75.93 - $75.93
    $75.93
    $75.93
    $75.93 - $75.93
    $75.93

    Seal Kit for UnitedBuilt BC2410 Spray Head Valve

    $75.93 - $75.93
    $75.93
    $75.93
    $75.93 - $75.93
    $75.93
  • Internal Polymer Washer for AV1100 Spray Head Valve, UnitedBuilt AV1100 - PW - UnitedBuilt Equipment
    Internal Polymer Washer for AV1100 Spray Head Valve, UnitedBuilt AV1100 - PW - UnitedBuilt Equipment
    1516 in stock

    Internal Polymer Washer for AV1100 Spray Head Valve, UnitedBuilt AV1100-PW

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $9.10
    $9.10 - $9.10
    $9.10

    Internal Polymer Valve Seat, Spray Valve UnitedBuilt AV1100 UnitedBuilt OEM

    $0.00 - $0.00
    $0.00
    $9.10
    $9.10 - $9.10
    $9.10
  • Slinger Water 1-3/32 ID, UnitedBuilt M3Z S12260MS - UnitedBuilt Equipment
    210 in stock

    Slinger Water 1-3/32 ID, UnitedBuilt M3Z S12260MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $3.00
    $3.00 - $3.00
    $3.00

    UnitedBuilt Water Slinger for B3Z & B4Z pumps. 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
    $3.00
    $3.00 - $3.00
    $3.00
  • Spray Valve Cap for AV1100 or BC2410, Aluminum, UnitedBuilt - UnitedBuilt Equipment
    Spray Valve Cap for AV1100 or BC2410, Aluminum, UnitedBuilt - UnitedBuilt Equipment
    1718 in stock

    Spray Valve Cap for AV1100 or BC2410, Aluminum, UnitedBuilt

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $30.00
    $30.00 - $30.00
    $30.00

    Valve Cap, Aluminum, AV1100 & BC2410 UnitedBuilt Precision cast and machined in the USA For AV1100 and BC2410 UnitedBuilt OEM

    $0.00 - $0.00
    $0.00
    $30.00
    $30.00 - $30.00
    $30.00
  • Spring, Spray Head Valve UnitedBuilt AV1100 (VALINL0300MP116) - UnitedBuilt Equipment
    3369 in stock

    Internal Spring for AV1100 Spray Head Valve, UnitedBuilt AV1100-SPG

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $12.62
    $12.62 - $12.62
    $12.62

    UnitedBuilt Spring for AV1100 Spray Valve Specifically designed and manufactured for our AV1100 spray valve to keep the valve closed under gravity ...

    View full details
    $0.00 - $0.00
    $0.00
    $12.62
    $12.62 - $12.62
    $12.62
  • Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Mechanical Seal, UnitedBuilt M3ZRMS B85549MS - UnitedBuilt Equipment
    Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Mechanical Seal, UnitedBuilt M3ZRMS B85549MS - UnitedBuilt Equipment
    23 in stock

    Powerhead, Cast Iron, 4x3, Counter Clockwise (CCW), Mechanical Seal, UnitedBuilt M3ZRMS B85549MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $950.00
    $950.00 - $950.00
    $950.00

    UnitedBuilt Powerhead M3ZRMS 4X3 Mechanical Seal CCW Complete centrifugal water pump, less the volute. This powerhead bolts directly to your existi...

    View full details
    $0.00 - $0.00
    $0.00
    $950.00
    $950.00 - $950.00
    $950.00
  • Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS - UnitedBuilt Equipment
    Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS - UnitedBuilt Equipment
    21 in stock

    Impeller, Cast Iron, Counter Clockwise (CCW), UnitedBuilt M3Z M02181MS

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

    UnitedBuilt threaded Counter-Clock Wise (CCW) 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
  • Shaft Kit Rope Packing CCW UnitedBuilt B80696MS - UnitedBuilt Equipment
    Shaft Kit Rope Packing CCW UnitedBuilt B80696MS - UnitedBuilt Equipment
    30 in stock

    Shaft Kit, Rope Packing, B3ZRM CCW, Stressproof® Steel, 1-1/8" x 1/4" Key, UnitedBuilt B80696MS

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

    UnitedBuilt B80696MS Shaft Kit for M3ZRM CCW rope packing pump. Manufactured in the USA of original Niagara LaSalle’s patented Stressproof® steel a...

    View full details
    $0.00 - $0.00
    $0.00
    $265.00
    $265.00 - $265.00
    $265.00
  • Internal Seal Kit with Spring for Spray Head Valve UnitedBuilt BC2403 - UnitedBuilt Equipment
    28 in stock

    Internal Seal Kit with Spring for Spray Head Valve UnitedBuilt BC2403

    UnitedBuilt
    $121.32 - $121.32
    $121.32
    $121.32
    $121.32 - $121.32
    $121.32

    Internal Seal Kit with Spring for Spray Head Valve UnitedBuilt BC2403

    $121.32 - $121.32
    $121.32
    $121.32
    $121.32 - $121.32
    $121.32
  • Bolt, Square Head, 3/8"-16 x 2-1/2", (2 Required for Packing Gland), UnitedBuilt M3ZRM S23762MS - UnitedBuilt Equipment
    356 in stock

    Bolt, Square Head, 3/8"-16 x 2-1/2", (2 Required for Packing Gland), UnitedBuilt M3ZRM S23762MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $6.68
    $6.68 - $6.68
    $6.68

    Bolt, Square Head, Zinc Plated 3/8-16 x 2-1/2" S23762

    $0.00 - $0.00
    $0.00
    $6.68
    $6.68 - $6.68
    $6.68
  • Mechanical Seal, Ceramic, 1-1/8" Type C (John Crane Type 21), UnitedBuilt M3ZRMS S32690MS - UnitedBuilt Equipment
    Mechanical Seal, Ceramic, 1-1/8" Type C (John Crane Type 21), UnitedBuilt M3ZRMS S32690MS - UnitedBuilt Equipment
    118 in stock

    Mechanical Seal, Ceramic, 1-1/8" Type C (John Crane Type 21), UnitedBuilt M3ZRMS S32690MS

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $67.63
    $67.63 - $67.63
    $67.63

    1-1/8″ Type C (John Crane Type 21) Short Mechanical Pump Seal for B3Z & B4Z model pumps. For B68416, B68417, B69876

    $0.00 - $0.00
    $0.00
    $67.63
    $67.63 - $67.63
    $67.63
  • 3" Valve Diaphragm, 1/8" x 5/8" x 6 1/4", UnitedBuilt K383 - UnitedBuilt Equipment
    335 in stock

    3" Valve Diaphragm, 1/8" x 5/8" x 6 1/4", UnitedBuilt K383

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $6.66
    $6.66 - $6.66
    $6.66

    $0.00 - $0.00
    $0.00
    $6.66
    $6.66 - $6.66
    $6.66
  • Inline Control Valve, Air-to-Close, 3" FNPT, Cast Iron, UnitedBuilt AV5293 - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Inline Control Valve, Air-to-Close, 3" FNPT, Cast Iron, UnitedBuilt AV5293

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $300.00
    $300.00 - $300.00
    $300.00

    UnitedBuilt Inline Control Valve, Air Operated, 3" Inline, Female NPT Find the internal repair kit here.

    $0.00 - $0.00
    $0.00
    $300.00
    $300.00 - $300.00
    $300.00
  • Tank Mounting Kit, Extra Duty, UnitedBuilt TANKMTKIT13 - UnitedBuilt Equipment
    0 in stock. Available on backorder

    Tank Mounting Kit, Extra Duty, UnitedBuilt TANKMTKIT13

    UnitedBuilt
    $0.00 - $0.00
    $0.00
    $1,075.00
    $1,075.00 - $1,075.00
    $1,075.00

    Solid Heavy Duty Angle 6-Point Mounting Brackets, 3/4" Grade 8 Hardware, Front Springs Welding and frame drilling required. Two tie down guides rec...

    View full details
    $0.00 - $0.00
    $0.00
    $1,075.00
    $1,075.00 - $1,075.00
    $1,075.00