847 244-3600 [email protected]

1/2″ Air Diaphragm Pumps 

All-Flo have a very large selection of 1/2″ Air Diaphragm Pumps, these are their best selling 1/2″ Air Pumps, please check Chemical Compatibility with your application. If you need different chemical resistance please contact Amerikal, or All-Flo directly.

# IMPORTANT NOTE# 
Amerikal supplies all our air pumps with an Air Regulator Guage and Speed Control Valve at no charge.
These controls allow operators to reduce flow without stalling the pump.

Air Diaphragm Pumps Explained

Plastic Diaphragm Pumps

1/2″ Air Pump Specification..

Max. Flow: 17 gpm (64.6 lpm)
Max. Air Pressure: 120 psi (8.2 bar)

1/2 in. Plastic Pumps – A050

Max Solids: 1/8 in. (3.2 mm)
Max Suction Lift (Dry): 15 ft-H2O
Max Suction Lift (Wet): 26 ft-H2O
Air Inlet: 1/4 in. FNPT

Available Build Materials:

  • Wet End: Conductive Nylon, Polypropylene, PVDF
  • Diaphragm: Geolast®, PTFE, Santoprene®, Viton® / FKM
  • Balls: Geolast®, PTFE, Santoprene®, Viton® / FKM

  • Seats: Nylon, Polypropylene, PVDF

  • O-Rings: Buna-N, EPDM, PTFE, Viton® / FKM

  • Hardware: PTFE Coated Stainless Steel, Stainless Steel

Polypropylene Air Diaphragm Pumps

A050-SPP-GGPN-S70

  • Polypropylene – Intermediate Material
  • Polypropylene – Fluid Chamber Material
  • Geolast® – Diaphragm Material
  • Geolast®– Valve/Ball Material
  • Polypropylene – Valve Seat Material
  • Nitrile – O-Rings
  • NPT(BSP) – Fitting

A050-SPP-SSPE-S70

  • Polypropylene – Intermediate Material
  • Polypropylene – Fluid Chamber Material
  • Santoprene®  – Diaphragm Material
  • Santoprene® – Valve/Ball Material
  • Polypropylene – Valve Seat Material
  • EPDM – O-Rings
  • NPT(BSP) – Fitting

A050-SPP-TTPT-S70

  • Polypropylene – Intermediate Material
  • Polypropylene – Fluid Chamber Material
  • PTFE – Diaphragm Material
  • PTFE – Valve/Ball Material
  • Polypropylene – Valve Seat Material
  • PTFE – O-Rings
  • NPT(BSP) – Fitting

PVDF Air Diaphragm Pumps

A050-SPK-SSKE-S70

  • Polypropylene – Intermediate Material
  • PVDF – Fluid Chamber Material
  • Santoprene® – Diaphragm Material
  • Santoprene®– Valve/Ball Material
  • PVDF – Valve Seat Material
  • EPDM – O-Rings
  • NPT(BSP) – Fitting

A050-SPK-TTKT-S70

  • Polypropylene – Intermediate Material
  • PVDF – Fluid Chamber Material
  • PTFE  – Diaphragm Material
  • PTFE – Valve/Ball Material
  • PVDF – Valve Seat Material
  • PTFE – O-Rings
  • NPT(BSP) – Fitting

Conductive Nylon Air Pumps

A050-SPY-TT3T-SF0

  • Polypropylene – Intermediate Material
  • Conductive Nylon – Fluid Chamber Material
  • PTFE  – Diaphragm Material
  • PTFE – Valve/Ball Material
  • Stainless Steel – Valve Seat Material
  • PTFE – O-Rings
  • NPT(BSP) – Fitting

Metal Diaphragm Pumps

1/2″ Air Pump Specification..

Max. Flow: 15 gpm 
Max. Air Pressure: 120 psi 

1/2 in. Metal Pumps – A050

Max Solids: 1/8 in. (3.2 mm)
Max Suction Lift (Dry): 15 ft-H2O
Max Suction Lift (Wet): 31 ft-H2O
Air Inlet: 1/4 in. FNPT

Available Build Materials:

  • Wet End: Aluminum, Anodized Aluminum, Stainless Steel
  • Diaphragm: Geolast®, PTFE, Santoprene®, Viton® / FKM
  • Balls: Geolast®, PTFE, Santoprene®, Stainless Steel, Viton® / FKM
  • Seats: Aluminum, Nylon, Polypropylene, Stainless Steel
  • O-Rings: Buna-N, EPDM, PTFE, Viton® / FKM
  • Hardware: Stainless Steel, Zinc Plated Steel

Air driven diaphragm pumps are a great solution for recirculating contaminated pressroom chemistry, functioning trouble free even under the harshest conditions.

Adopt the Genesis® range of Pressroom Solutions TODAY!