The UnitedBuilt B66899MS Water Truck Pump is a heavy-duty, high-quality aftermarket replacement for the Berkeley B66899 (B3ZRM), designed for reliable performance in water truck and dust suppression applications.
This 4" x 3" centrifugal pump features grooved suction and discharge connections, allowing for fast installation and simplified maintenance. The packed (rope) seal design offers a field-serviceable sealing solution, making it ideal for operators who prefer easy adjustment and repair over mechanical seal replacement.
Built for durability, the B66899MS is constructed from ASTM A126 Class 30B cast gray iron and features a Niagara LaSalle StressProof® shaft (AISI 1144) for superior strength, wear resistance, and long service life in harsh operating conditions.
With performance ratings of up to 750 GPM at 65 PSI @ 2500 RPM, this pump delivers dependable output for water trucks, construction equipment, and industrial fluid systems.
Proudly manufactured in the USA with domestic and imported materials, the UnitedBuilt B66899MS provides a rugged, cost-effective alternative to OEM pumps.
Key Features
- Direct replacement for Berkeley B66899 (B3ZRM)
- 4" suction x 3" discharge with grooved connections
-
Packed (rope) seal – adjustable and field-serviceable
- Clockwise (CW) rotation
- Compatible with PTO or hydraulic drive systems
- Heavy-duty ASTM A126 Class 30B cast iron construction
-
StressProof® (AISI 1144) shaft for superior durability
- Manufactured in the USA with domestic and imported materials
- Designed for easy maintenance and long service life
Performance
- Up to 750 GPM @ 2500 RPM
- Up to 65 PSI
Specifications
- Model: M3ZRM
- Part Number: B66899
- Type: Frame-Mounted Centrifugal Pump
- Ports: 4" Grooved (Suction) x 3" Grooved (Discharge)
- Material: ASTM A126 Class 30B Cast Iron
- Shaft: AISI 1144 StressProof® Steel
- Seal Type: Packed (Rope) Seal
- Rotation: Clockwise (CW)
- Drive Options: PTO or Hydraulic (B07779 adapter required for hydraulic)
Applications
- Water trucks and dust suppression systems
- Construction and road maintenance equipment
- Mining and off-road applications
- Industrial fluid transfer
