Water Truck Pumps & Parts | UnitedBuilt, Berkeley, & Franklin — UnitedBuilt Equipment Skip to content
Quality Water Truck Systems, Tanks & Parts Since 1947
Quality Water Truck Systems, Tanks & Parts Since 1947

Water Pumps & Parts

UnitedBuilt offers a complete selection of water truck pumps and pump replacement parts, including our own line of 4x3 cast iron centrifugal pumps designed for demanding dust suppression and fluid transfer applications. Engineered for durability and performance, our pumps are manufactured in the USA using domestic and global high-quality materials and built to strict quality standards.

Our UnitedBuilt pumps are available in both mechanical seal (M3ZRMS) and rope packing seal (M3ZRM) configurations, providing flexibility based on your maintenance preferences and operating conditions. Each model is designed as a direct replacement for Berkeley B3ZRM and B3ZRMS water truck pumps, ensuring easy integration and reliable performance.

In addition to complete pumps, we stock a full range of pump repair parts and components, including impellers, mechanical seals, packing kits, shaft kits, volutes, and related hardware. Whether you’re rebuilding a pump or replacing a single component, these parts are selected for reliability and compatibility in real-world applications.

We also stock and distribute genuine OEM water truck pumps from Berkeley and Franklin Electric, along with supporting components to keep your system operating efficiently.

We work to keep our most in-demand pumps and parts readily available and offer fast shipping to help minimize downtime and keep your equipment running. Whether you need a complete pump or replacement parts, you’ll find dependable solutions built for the job.

Water Pumps & Parts - UnitedBuilt Equipment
  • Water Truck Pump, Cast Iron, 4x3, Counter-Clockwise (CCW), Grooved Ends, Mechanical Seal, UnitedBuilt M3ZRMS B68416MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00

    The UnitedBuilt B68416MS Water Truck Pump is a high-quality, heavy-duty aftermarket replacement for the Berkeley B68416 (B3ZRMS), engineered for re...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00
  • Water Truck Pump, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, Mechanical Seal, UnitedBuilt M3ZRMS B68417MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00

    The UnitedBuilt B68417MS Water Truck Pump is a high-quality, heavy-duty aftermarket replacement for the Berkeley B68417 (B3ZRMS), engineered for re...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,300.00
    $1,300.00 - $1,300.00
    Current price $1,300.00
  • 26 in stock

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

    UnitedBuilt
    Original price $78.20
    Original price $78.20 - Original price $78.20
    Original price $78.20
    Current price $74.29
    $74.29 - $74.29
    Current price $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...

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    Original price $78.20
    Original price $78.20 - Original price $78.20
    Original price $78.20
    Current price $74.29
    $74.29 - $74.29
    Current price $74.29
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  • 129 in stock

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

    UnitedBuilt
    Original price $101.72
    Original price $101.72 - Original price $101.72
    Original price $101.72
    Current price $96.63
    $96.63 - $96.63
    Current price $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...

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    Original price $101.72
    Original price $101.72 - Original price $101.72
    Original price $101.72
    Current price $96.63
    $96.63 - $96.63
    Current price $96.63
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  • 18 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $950.00
    $950.00 - $950.00
    Current price $950.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $950.00
    $950.00 - $950.00
    Current price $950.00
  • 9 in stock

    Shaft Kit, Mechanical Seal, CCW, UnitedBuilt B80697MS

    UnitedBuilt
    Original price $270.65 - Original price $270.65
    Original price $270.65
    $270.65
    $270.65 - $270.65
    Current price $270.65

    UnitedBuilt B80697MS Shaft Kit for M3ZRMS CCW mechanical seal pump. Manufactured in the USA of original Niagara LaSalle’s patented Stressproof® ste...

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    Original price $270.65 - Original price $270.65
    Original price $270.65
    $270.65
    $270.65 - $270.65
    Current price $270.65
  • 7 in stock

    Powerhead, Cast Iron, 4x3, Clockwise (CW), Mechanical Seal, UnitedBuilt M3ZRMS B85550MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $950.00
    $950.00 - $950.00
    Current price $950.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $950.00
    $950.00 - $950.00
    Current price $950.00
  • 5 in stock

    Shaft Kit, Mechanical Seal, CW, UnitedBuilt B80699MS

    UnitedBuilt
    Original price $270.65 - Original price $270.65
    Original price $270.65
    $270.65
    $270.65 - $270.65
    Current price $270.65

    UnitedBuilt B80699MS Shaft Kit for M3ZRMS CW mechanical seal pump. Manufactured in the USA of high-quality materials with precision machining. On...

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    Original price $270.65 - Original price $270.65
    Original price $270.65
    $270.65
    $270.65 - $270.65
    Current price $270.65
  • 10 in stock

    Shaft Kit, Mechanical Seal, B3ZRMS CW LONG, Stressproof®, 1-1/8" x 1/4" Key, UnitedBuilt B80699MS-L

    UnitedBuilt
    Original price $270.65
    Original price $270.65 - Original price $270.65
    Original price $270.65
    Current price $270.00
    $270.00 - $270.00
    Current price $270.00

    UnitedBuilt B80699MS-L Shaft Kit designed for ATP B3ZRMS-style aftermarket clockwise (CW) rope packing pumps with a long shaft. Some aftermarket B3...

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    Original price $270.65
    Original price $270.65 - Original price $270.65
    Original price $270.65
    Current price $270.00
    $270.00 - $270.00
    Current price $270.00
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  • 2 in stock

    Pump Bracket Frame M3ZRMS Mechanical Seal, UnitedBuilt H04007MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $473.25
    $473.25 - $473.25
    Current price $473.25

    UnitedBuilt Mechanical Seal Bearing Frame (M3ZRMS) Not sure if it fits? Call us at 602-253-7739 or send us a message in our chat.  

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $473.25
    $473.25 - $473.25
    Current price $473.25

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