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  • Automatic Dry Priming and Repriming
  • Air Operated/Explosion Proof
  • Dry Running Capabilities
  • Ease of Portability
  • Lightweight and Durable
  • Non-Stall Air Valve
  • Adjustable Flowrate
  • General Construction
  • Chemical Transfer
  • Fuel/Oil Transfer
  • Sump Maintenance
  • Construction
  • Dewatering
  • High Solids Content Product
  • Metered Applications
  • Filtration
  • Drainage
 

Product Data Sheet
2" SA2A Aluminum and Stainless Steel Pump
This is an air-powered double diaphragm pump designed for applications requiring low flowrates and moderate head pressures. This pump must be supplied with an external source of compressed air to operate, It can run dry for extended periods of time without damage. The flowrate is varied by regulating the air supply.
Minimum Air Pressure: 20 psi
Maximum Air Pressure: 100 psi
Minimum Shutoff Head: 44 feet (19 psi) (1)
Maximum Shutoff Head: 230 feet (100 psi) (1)
Maximum Suction Lift: 24 feet
Minimum Flow: 0 gpm
Maximum Flow: 140gpm
Maximum Temperature: 212°F
Maximum Solids Size: 2"
Displacement: 0.43 gals/stroke
To the best of our knowledge, the technical data contained herein is true and accurate at the date of issuance and is subject to change without prior notice. NO WARRANTY OR GUARANTEE OF ANY KIND IS MADE BY BAKER PUMPS, EITHER EXPRESSED OR IMPLIED.
Click on image to enlarge:
Suction Flange: Two-inch NPT (female)
Discharge Flange: Two-inch NPT (female)
Air Inlet Port: 3/4" NPT (female)
Air Exhaust Port: 3/4" NPT (female)
Overall Weight: 133 lbs.
Overall Height: 1'9"
Overall Width: 1'-1"
Overall Length: 1'-10"
Manifold Elbow

(SS) - 316 Stainless steel
(AL) - Aluminum
Outer Chamber: (SS) - 316 Stainless steel
(AL) - Aluminum
Inner Chamber: (SS & AL) - Aluminum
Outer Diaphragm Plate: (SS) - 316 Stainless steel
(AL) - Plated steel
Inner Diaphragm Plate: (SS & AL) - Plated steel
Intermediate Housing: (SS & AL) - Aluminum
Diaphragm Rod: (SS & AL) - 416 Stainless steel
Valve Seat: (SS & AL) - 316 Stainless steel
Hardware: (SS & AL) - Plated steel
Diaphragm: (SS & AL) - Viton
Ball Valve: (SS & AL) - Viton
Air Valve: (SS & AL) - Viton
Note:
(1) Based on 1.0 specific gravity.
(2) For suctions lifts exceeding 10 feet, fill the chambers with liquid prior to priming
Rev: 11/2000
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