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, Rope Packing Seal, UnitedBuilt M3ZRM B66895MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,275.00
    $1,275.00 - $1,275.00
    Current price $1,275.00

    The UnitedBuilt B66895MS Water Truck Pump is a heavy-duty, high-quality aftermarket replacement for the Berkeley B66895 (B3ZRM), engineered for rel...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,275.00
    $1,275.00 - $1,275.00
    Current price $1,275.00
  • Water Truck Pump, Cast Iron, 4x3, Clockwise (CW), Grooved Ends, Rope Packing Seal, UnitedBuilt M3ZRM B66899MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,275.00
    $1,275.00 - $1,275.00
    Current price $1,275.00

    The UnitedBuilt B66899MS Water Truck Pump is a heavy-duty, high-quality aftermarket replacement for the Berkeley B66899 (B3ZRM), designed for relia...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,275.00
    $1,275.00 - $1,275.00
    Current price $1,275.00
  • 26 in stock

    Rope Packing Set (6 Pieces), 1/4" SQ Braided Graphite/PTFE, UnitedBuilt M3ZRM S14022MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $27.75
    $27.75 - $27.75
    Current price $27.75

    Rope Packing Set (6 Pieces) S14022 for B3ZRM pumps.

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $27.75
    $27.75 - $27.75
    Current price $27.75
  • 58 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $60.00
    $60.00 - $60.00
    Current price $60.00

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

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $60.00
    $60.00 - $60.00
    Current price $60.00
  • 9 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $925.00
    $925.00 - $925.00
    Current price $925.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $925.00
    $925.00 - $925.00
    Current price $925.00
  • 568 in stock

    Hex Nut, Brass, 3/8-16, (2 Required for Packing Gland), UnitedBuilt M3ZRM S23343MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.50
    $1.50 - $1.50
    Current price $1.50

    Hex Nut, Brass, 3/8-16 S23343

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1.50
    $1.50 - $1.50
    Current price $1.50
  • 9 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $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...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $265.00
  • 0 in stock. Available on backorder

    Powerhead, Cast Iron, 4x3, Clockwise (CW), Rope Packing Seal, UnitedBuilt M3ZRM B85552MS

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $925.00
    $925.00 - $925.00
    Current price $925.00

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

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $925.00
    $925.00 - $925.00
    Current price $925.00
  • 5 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $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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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $265.00
  • 10 in stock

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

    UnitedBuilt
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $265.00

    UnitedBuilt B80698MS-L Shaft Kit designed for ATP B3ZRM-style aftermarket clockwise (CW) rope packing pumps with a long shaft. Some aftermarket B3Z...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $265.00
    $265.00 - $265.00
    Current price $265.00
  • 2 in stock

    Pump Bracket Frame M3ZRM Ropeseal, UnitedBuilt H00553MS

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

    UnitedBuilt Bearing Frame Rope Seal (M3ZRM) 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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