API PUMPS
API Pumps offer Compliance , Efficiency, and Reliability for Demanding Applications
High-quality API Pumps are available for power generation, petrochemical, and oil & gas companies inside the U.S. Learn more about the range of between bearing (BB), overhung (OH), and vertically suspended (VS) pumps that are available to you.
Featured API Pumps
ASM – API 610 – Type BB3
Axially Split Double Volute Type Multistage Pump
Capacity: Up to 8,805 GPM
Pressure: Up to 2,900 PSI
Temperature: Up to 392°F
Features & Benefits:
- Full compliance with API 610, latest edition.
- Double Volute Hydraulic Passages for radial thrust balance and Opposed Impeller Mounted for axial thrust balance.
- Double Volute, Axially split casing with integral compact crossovers minimizes flow losses, maximize efficiency.
- Precision Cast Impellers balanced dynamically for the maximum hydraulic efficiency.
- Double Suction First-Stage Impeller (ASM-D) is available for lower NPSHr.
- Centerline-Mounted for superior alignment.
- API 610 Seal Chambers accept various range of API 682 sealing options.
BTN – API 610 – Type BB5
Double-Casing (Barrel) Radially Split Multistage Pump
Capacity: Up to 3,962 GPM
Pressure: Up to 3,190 PSI
Temperature: Up to 842°F
Features & Benefits:
- Full compliance with API 610, latest edition.
- Double-Casing Construction features a simple cylindrical outer casing and cover with only one circular joint enclosing the inner casing.
- Centerline-Mounted absorbs high forces and moments.
- Precision Cast Impellers and diffusers for maximum hydraulic efficiency.
- Double Suction First-Stage Impeller is available for lower NPSHR. (BTN-D)
- Back-to-Back (Opposed) arrangement is available for Extreme Pressures.
- API 610 Seal Chambers accept various range of API 682 sealing options.
RT – API 610 – Type BB2
Radially Split Two-Stage Pump
Capacity: Up to 7,485 GPM
Pressure: Up to 1,087 PSI
Temperature: Up to 842°F
Features & Benefits:
- Full compliance with API 610, latest edition.
- Centerline-Mounted Heavy Radially Split Casing.
- Opposed Impeller Arrangement for low axial forces.
- Double Suction First-Stage Impeller is available for lower NPSHR. (RT-D)
- Heavy Duty Shaft for low shaft deflection.
- Tapered Shaft End for easy seal maintenance and coupling removal.
- API 610 Seal Chambers accept various range of API 682 sealing options.
STN – Type BB4
Ring Section High Pressure Multistage Pump
Capacity: Up to 4,400 GPM
Pressure: Up to 3,190 PSI
Temperature: Up to 392°F
Features & Benefits:
- This type does not meet all the requirements of API 610.
- Centerline-Mounted and heavy duty design.
- Precision Cast Impellers and diffusers for maximum hydraulic efficiency.
- Double Suction First-Stage Impeller is available for lower NPSHR. (STN-D)
- Total Axial Thrust is perfectly balanced by a Balance Disk. Also Balance Piston (Drum) System is available.
- Ring Oil Lubricated Sleeve Type and Babbitt Lined Bearings are standard.
- Ball Bearing or Pivot Shoe type for Balance Piston type and API 610 BB4.
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