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
  • 5 in stock

    Case Gasket FTT, Franklin 305454042

    Franklin
    Original price $43.77
    Original price $43.77 - Original price $43.77
    Original price $43.77
    Current price $33.50
    $33.50 - $33.50
    Current price $33.50

    Original price $43.77
    Original price $43.77 - Original price $43.77
    Original price $43.77
    Current price $33.50
    $33.50 - $33.50
    Current price $33.50
    Save 23% Save %
  • 4 in stock

    Water Truck Pump, Cast Iron, 4x3 Counter-Clockwise (CCW), Mechanical Seal, Groove Volute, Franklin XS439

    Franklin
    Original price $7,154.00
    Original price $7,154.00 - Original price $7,154.00
    Original price $7,154.00
    Current price $2,885.00
    $2,885.00 - $2,885.00
    Current price $2,885.00

    Franklin XS Series Heavy Duty Water Truck Pump Designed for Longevity: Using the latest design technology producing maximum bearing life. Rigidly-...

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    Original price $7,154.00
    Original price $7,154.00 - Original price $7,154.00
    Original price $7,154.00
    Current price $2,885.00
    $2,885.00 - $2,885.00
    Current price $2,885.00
    Save 60% Save %
  • 4 in stock

    Water Truck Pump, Cast Iron, 4x3 Clockwise (CW), Mechanical Seal, Groove Volute, Franklin XS439

    Franklin
    Original price $6,450.00
    Original price $6,450.00 - Original price $6,450.00
    Original price $6,450.00
    Current price $2,865.00
    $2,865.00 - $2,865.00
    Current price $2,865.00

    Franklin XS Series Heavy Duty Water Truck Pump Designed for Longevity: Using the latest design technology producing maximum bearing life. Rigidly-...

    View full details
    Original price $6,450.00
    Original price $6,450.00 - Original price $6,450.00
    Original price $6,450.00
    Current price $2,865.00
    $2,865.00 - $2,865.00
    Current price $2,865.00
    Save 56% Save %
  • 1 in stock

    Shaft Ftt Franklin (PUMPW305454015)

    Franklin
    Original price $2,635.00
    Original price $2,635.00 - Original price $2,635.00
    Original price $2,635.00
    Current price $2,016.00
    $2,016.00 - $2,016.00
    Current price $2,016.00

    Shaft Ftt Franklin (PUMPW305454015)

    Original price $2,635.00
    Original price $2,635.00 - Original price $2,635.00
    Original price $2,635.00
    Current price $2,016.00
    $2,016.00 - $2,016.00
    Current price $2,016.00
    Save 23% Save %
  • 2 in stock

    Ball Bearing Ftt Franklin (PUMPW305463036)

    Franklin
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $420.00
    $420.00 - $420.00
    Current price $420.00

    Ball Bearing Ftt Franklin (PUMPW305463036)

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $420.00
    $420.00 - $420.00
    Current price $420.00
  • 1 in stock

    Hydraulic Drive Kit with Bracket, Coupling and Fasteners, 5" B Fit, for XS-439, Franklin 305731905

    Franklin
    Original price $1,481.00
    Original price $1,481.00 - Original price $1,481.00
    Original price $1,481.00
    Current price $1,110.00
    $1,110.00 - $1,110.00
    Current price $1,110.00

    Original price $1,481.00
    Original price $1,481.00 - Original price $1,481.00
    Original price $1,481.00
    Current price $1,110.00
    $1,110.00 - $1,110.00
    Current price $1,110.00
    Save 25% Save %
  • 1 in stock

    Wear Plate FMIH40, Franklin 305455009

    Franklin
    Original price $775.00
    Original price $775.00 - Original price $775.00
    Original price $775.00
    Current price $592.00
    $592.00 - $592.00
    Current price $592.00

    Original price $775.00
    Original price $775.00 - Original price $775.00
    Original price $775.00
    Current price $592.00
    $592.00 - $592.00
    Current price $592.00
    Save 24% Save %
  • 3 in stock

    Retaining Ring, Mechanical Seal XS-439, Franklin 305462028

    Franklin
    Original price $57.00
    Original price $57.00 - Original price $57.00
    Original price $57.00
    Current price $45.00
    $45.00 - $45.00
    Current price $45.00

    Retaining Ring, Mechanical Seal XS-439, Franklin 305462028

    Original price $57.00
    Original price $57.00 - Original price $57.00
    Original price $57.00
    Current price $45.00
    $45.00 - $45.00
    Current price $45.00
    Save 21% Save %
  • 2 in stock

    Set Screw (2 Pack) FMIH-40 Fanklin, 305463075

    Franklin
    Original price $21.27
    Original price $21.27 - Original price $21.27
    Original price $21.27
    Current price $16.25
    $16.25 - $16.25
    Current price $16.25

    Original price $21.27
    Original price $21.27 - Original price $21.27
    Original price $21.27
    Current price $16.25
    $16.25 - $16.25
    Current price $16.25
    Save 24% Save %
  • 2 in stock

    Lip Seal Drive Side 439M, Franklin 305463184

    Franklin
    Original price $108.00
    Original price $108.00 - Original price $108.00
    Original price $108.00
    Current price $82.75
    $82.75 - $82.75
    Current price $82.75

    Original price $108.00
    Original price $108.00 - Original price $108.00
    Original price $108.00
    Current price $82.75
    $82.75 - $82.75
    Current price $82.75
    Save 23% Save %
  • 1 in stock

    Hydraulic Adapter Mounting Bracket, Franklin 305455017

    Franklin
    Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $557.00
    $557.00 - $557.00
    Current price $557.00

    Original price $729.00
    Original price $729.00 - Original price $729.00
    Original price $729.00
    Current price $557.00
    $557.00 - $557.00
    Current price $557.00
    Save 24% Save %
  • 2 in stock

    Impeller Washer, MIH40 FMIT, Franklin 305455015

    Franklin
    Original price $0.00 - Original price $0.00
    Original price $0.00
    $67.00
    $67.00 - $67.00
    Current price $67.00

    Original price $0.00 - Original price $0.00
    Original price $0.00
    $67.00
    $67.00 - $67.00
    Current price $67.00

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