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
  • 0 in stock. Available on backorder

    Water Truck Pump, Clockwise (CW), Rope Packing Seal, 4x3 Threaded FNPT, B3ZRM B3Z-HD , 1-1/2" Shaft x 3/8" Key, ATP B86070

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,595.00
    $1,595.00 - $1,595.00
    Current price $1,595.00

    The ATP B3Z-HD is a heavy-duty centrifugal water pump with a threaded suction and discharge side. Its 11⁄2″ shaft and keyed impeller make it strong...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,595.00
    $1,595.00 - $1,595.00
    Current price $1,595.00
  • 2 in stock

    Water Pump, CW Self Priming, Mechanical Seal, 4x4 FNPT, Hydraulic Drive, B4ZRKS, ATP B69876

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,995.00
    $2,995.00 - $2,995.00
    Current price $2,995.00

    Water Pump, Self-Priming 4x4, Mechanical Seal, B4ZRKS, Aftermarket Shop repair parts 

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $2,995.00
    $2,995.00 - $2,995.00
    Current price $2,995.00
  • 2 in stock

    Impeller, Clockwise (CW) for Self-Priming B4ZRKS, Aftermarket M08095

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $474.95
    $474.95 - $474.95
    Current price $474.95

    Cast iron impeller for Berkeley B4ZRKS self-priming water truck pump. Clockwise rotation made of cast iron, aftermarket Berkeley M08095.

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $474.95
    $474.95 - $474.95
    Current price $474.95
  • 3 in stock

    Water Truck Pump, Counter-Clockwise (CCW), Rope Packing Seal, 4x3 Threaded FNPT, B3ZRM B3Z-HD, 1-1/2" Shaft x 3/8" Key, ATP B85874

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,595.00
    $1,595.00 - $1,595.00
    Current price $1,595.00

    ATP B85874 Water Truck Pump – 4x3 CCW, Rope Seal, Threaded, PTO Driven (Aftermarket Replacement for Berkeley B3ZRM) The ATP B85874 is a heavy-duty ...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $1,595.00
    $1,595.00 - $1,595.00
    Current price $1,595.00
  • 0 in stock. Available on backorder

    Water Pump, Model B3JRMBHS, 4" Suction x 3" Discharge, Groove Ends 5" x 3", Clockwise (CW), Hydraulic Drive SAE C 4-Bolt 1-1/4" x 14T, 13.5" Impeller, Mechanical Seal, ATP B73403GR

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $3,495.00
    $3,495.00 - $3,495.00
    Current price $3,495.00

    The Aftermarket ATP B3J-S Clockwise, Mechanical Seal pump is a high pressure, hydraulically driven, 4” x 3” (inlet is 4″ ID, 5″ OD) Grooved water p...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $3,495.00
    $3,495.00 - $3,495.00
    Current price $3,495.00
  • 0 in stock. Available on backorder

    Water Truck Pump, Mechanical Seal, Clockwise (CW), 4x3 Flanged Volute, Potable NSF/ANSI 61, 316 Stainless Steel Volute, Impeller and Adapter, ATP 101-XA80-26

    ATP
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7,750.00
    $7,750.00 - $7,750.00
    Current price $7,750.00

    Clockwise Keyed Flanged Stainless Steel 4″ x 3″ Mech Seal Pump. Potable Stainless Steel 316 for volute, impeller and adaptor. Cast iron frame. 316...

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    Original price $0.00 - Original price $0.00
    Original price $0.00
    $7,750.00
    $7,750.00 - $7,750.00
    Current price $7,750.00

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