Features

• Compact design for those tight jobs!!
• 360º Mounting Versatility
• Positive Priming Provides Instant Start-Ups
• Ideal for OEM Applications
• Flat disk-checks provide superior dry suction lift
• Creates a 20-foot suction lift
  

Accessories

• 66073-1 Air Line Connection Kit
• 66885-1 Grounding Kit
• 637313-XX Fluid Section Service Kit
• 637276 Air Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
• Groundable Acetal
  

Diaphragm Materials

• Santoprene
• Nitrile
• PTFE (PTFE)

Features

• A favorite of OEM's around the world!!
• Big delivery in a small package!!
• Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and your choice of PVDF, Polypropylene, or Groundable Acetal casing materials
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Center, End, and Dual Inlet / Outlet manifold configurations for your application needs
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Ease of service through modular design
  

Accessories

• 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67388 Wall Mount Bracket
• 66975 Cycle Counter Kit
• 637442-X Dual Inlet / Outlet Kits
• 67165-X Cycle Actuation Kit
• 67386 Cycle Sensor Kit
• 637428 Air Section Service Kit
• 637429-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
• Groundable Acetal
  

Diaphragm Materials

• Santoprene
• Hytrel
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• ARO has the world's best selling 1/2" ported diaphragm pump!!
• Designed to meet your OEM application needs!!
• Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and your choice of Groundable Acetal, PVDF (Kynar) or Polypropylene casing materials
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Center, End, and Dual Inlet / Outlet manifold configurations for your application needs
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Ease of service through modular design
  

Accessories

• 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 637438 Threaded Exhaust Kit
• 76763 Wall Mount Bracket
• 93110 Air Motor Muffler
• 637440-X Dual Inlet / Outlet Kit
• 67165-X Cycle Actuation Kit
• 637428 Air Section Service Kit
• 637427-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
• Groundable Acetal
  

Diaphragm Material

• Santoprene
• Hytrel
• Nitrile
• PTFE (PTFE) w/ Santoprene backer
• Polyurethane
• Viton

Features

• ARO has the world's best selling 1/2" ported diaphragm pump!!
• Designed to meet your OEM application needs!!
• Manufactured for complete corrosion resistance - constructed with polypropylene or aluminum center body, standard stainless steel fasteners, and your choice of anodized aluminum or stainless steel casing materials
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Compact, heavy duty design enables usage in versatile locations including limited space
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Ease of service through modular design
  

Accessories

• 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5' section of hose
• 637438 Ported Exhaust Kit
• 93110 Air Motor Muffler
• 76763 Wall Mount Bracket
• 67165-X Cycle Actuation Kit
• 637428 Air Section Service Kit
• 637427-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Stainless Steel
  

Diaphragm Materials

• Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Polyurethane
• Nitrile
• Viton

Features

• Designed to meet your OEM application needs!!
• Install directly onto your 3/4" application, saving you a fitting and a possible leak point!!
• Manufactured for complete corrosion resistance - constructed with polypropylene center body, standard stainless steel fasteners, and polypropylene casing materials
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Compact design enables usage in limited space and other versatile locations
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easier service through modular design
  

Accessories

• 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5' section of hose
• 637438 Ported Exhaust Kit
• 93110 Air Motor Muffler
• 76763 Wall Mount Bracket
• 637428 Air Section Service Kit
• 637427-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
  

Diaphragm Materials

• Santoprene
• Hytrel
• PTFE (PTFE) w/ Santoprene backer

Features

• Designed to meet your OEM application needs!!
• Install directly onto your 3/4" application, saving you a fitting and a possible leak point!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Compact design enables usage in limited space and other versatile locations
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easier service through modular design
  

Accessories

• 66073-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 637438 Threaded Exhaust Kit
• 93110 Air Motor Muffler
• 76763 Wall Mount Bracket
• 637428 Air Section Service Kit
• 637427-XX Fluid Section Service Kit
  

Pump Casing Material

• Aluminum
  

Diaphragm Materials

• Santoprene
• Hytrel
• PTFE (PTFE)

Features

• ARO has the world's best selling 1/2" ported diaphragm pump!!
• Designed to meet your OEM application needs!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Center, End, Dual Inlet / Outlet, and Swivel Top manifold configurations to fit your specific application
• Evironmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Ease of service through modular design
  

Accessories

• 76763 Wall Mount Bracket
• 67165-X Cycle Actuation Kit
• P29122-600 Piggyback Filter-Regulator
• 637141 Air Section Service Kit
• 637140-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• Groundable Acetal
• PVDF (Kynar)
  

Diaphragm Materials

• Neoprene
• Nitrile
• Viton
• PTFE (PTFE)/ Santoprene
• E.P.R.
• Polyurethane
• Hytrel
• Santoprene

Features

• The Ultimate Process Pump designed to minimize downtime!!
• The new EXP is 20 - 40% more efficient than our competitors!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking
• Serviceability - Easier service through modular design
  

Accessories

• 66073-2 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection (DFD)
• 67350 Cycle Counter Kit
• 67341-E10N Flange Connection Kit (side flange)
• 67341-C10N Flange Connection Kit (center flange)
• 637397 Air Section Service Kit
• 637396-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
  

Diaphragm Materials

• Santoprene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• Best "Total Cost of Ownership" in the industry!!
• The new EXP is 20 - 40% more efficient than our competitors!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking
• Serviceability - Easier service through modular design
  

Accessories

• 66073-2 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection (DFD)
• 67350 Cycle Counter Kit
• 637397 Air Section Service Kit
• 637401-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
• Hastelloy-C
  

Diaphragm Materials

• Santoprene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• The Ultimate in chemical resistant pump design!!
• Best "Total Cost of Ownership" in the industry!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling and ribless design to eliminate cracking
• Serviceability - Easier service through modular design
  

Accessories

• 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection (DFD)
• 67350 Cycle Counter Kit
• 67341-E15N Flange Connection Kit (side flange)
• 67341-C15N Flange Connection Kit (center flange)
• 637389 Air Section Service Kit
• 637391-XX Fluid Section Service Kit
  

Pump Casing Materials

• PVDF (Kynar)
• Polypropylene
  

Diaphragm Materials

• Santoprene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• The Ultimate in heavy duty pump design!!
• The new EXP is 20 - 40% more efficient than our competitors!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easier service through modular design
  

Accessories

• 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection Kit
• 67350 Cycle Counter Kit
• 67174-15 Screened Inlet Adapter Kit
• 637389 Air Section Service Kit
• 637375-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
• Hastelloy-C
  

Diaphragm Materials

• Santoprene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• The Ultimate in chemical resistant pump design!!
• Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking
• Serviceability - Easier service through modular design
  

Accessories

• 66312 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection Kit
• 67350 Cycle Counter Kit
• 67323 Continuous-Duty Muffler
• 67341-E20N Flange Connection Kit
• 637369 Air Section Service Kit
• 637373-XX Fluid Section Service Kit
  

Pump Casing Materials

• PVDF (Kynar)
• Polypropylene
  

Diaphragm Materials

• Nitrile
• Santoprene
• Medical Grade Santoprene
• PTFE (PTFE) w/ Santoprene backer
• Viton
• Hytrel

Features

• The Ultimate in heavy duty pump design!!
• Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound -Bolted construction for leak-free fluid handling and ribless fluid caps to eliminate cracking
• Serviceability - Easier service through modular design
  

Accessories

• 66312 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection Kit
• 67350-1 Cycle Counter Kit
• 67263 Continuous-Duty Muffler
• 67174-20 Screened Inlet Adapter Kit
• 637369 Air Section Service Kit for PX30R
• 637421 Air Section Service Kit for PX20A and PX20S
• 637309-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
• Hastelloy-C
  

Pump Material

• Polypropylene
• Hytrel
• Nitrile
• Medical Grade Santoprene
• PTFE(PTFE)/Santoprene backer
• Viton

Features

• The Ultimate in heavy duty pump design!!
• The best "Total Cost of Ownership" of any diaphragm pump on the market today!!
• Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easier service through modular design
  

Accessories

• 66109 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection Kit
• 67350-1 Cycle Counter Kit
• 67263 Continuous-Duty Muffler
• 67174-30 Screen Inlet Adapter Kit
• 637369 Air Section Service Kit for PX30R
• 637421 Air Section Service Kit for PX30A and PX30S
• 637303-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
• Hastelloy-C
  

Diaphragm Materials

• Santoprene
• Hytrel
• Nitrile
• PTFE (PTFE) w/ Santoprene backer
• Viton

Features

• The Ultimate in heavy duty pump design!!
• The best "Total Cost of Ownership" of any diaphragm pump on the market today!!
• Up to 4 times the life of traditional diaphragm pumps due to the EXP's new convoluted diaphragm design!!
• Efficiency - Simul-Shiftâ„¢ valve provides ultra-positive, reliable shift signal
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Broad range in materials of construction for optimum fluid compatibility
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easier service through modular design
  

Accessories

• 66109 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67237 Diaphragm Failure Detection Kit
• 67350-1 Cycle Counter Kit
• 67263 Continuous-Duty Muffler
  

Pump Casing Materials

• Stainless Steel
• Hastelloy-C

Features

• Robust construction with thick walled injection, molded fluid casings and Cast Iron or Aluminum center sections to withstand the toughest industrial applications!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Multiple porting options for your application needs - Available in Flanged, Threaded, or 3 piece Manifold configurations
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 637161-XX-C Fluid Section Service Kit
• 637118-C Air Section Service Kit
• 66073-2 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5' section of hose
• 67078 Flange Connection Kit: converts connection to N.P.T.F. threading configuration
• 67072 Count Down Batcher
• 66975 Cycle Counter Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
  

Diaphragm Materials

• Viton
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile
• Medical Grade Santoprene
• Neoprene
• E.P.R.

Features

• Designed with TOUGHNESS in mind!!
• Move pump from location to location with its compact, rugged design!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Multiple porting options for your application needs
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66073-2 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5' section of hose
• 66100 Wall Mount
• 66975 Cycle Counter Kit
• 637118-C Air Section Service Kit
• 637119-XX-C Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
  

Diaphragm Materials

• Viton
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile
• Neoprene
• E.P.R.

Features

• Robust construction with thick walled injection molded fluid casings and Cast Iron or Aluminum center sections to withstand the toughest industrial applications!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Small enough to transport from location to location, but large enough to mount at and handle your industrial application location
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67079 Flange Connection Kit: converts connection to N.P.T.F. threading configurations
• 66975 Cycle Counter Kit
• 637118-C Air Section Service Kit
• 637165-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
  

Diaphragm Materials

• Viton
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile
• Neoprene
• E.P.R.

Features

• Designed with TOUGHNESS in mind!!
• Move pump from location to location with it's compact, rugged design!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Available in Aluminum, Cast Iron or Stainless Steel to withstand your toughest chemical applications
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67174-15 Screened Inlet Kit
• 62133 Wall Mount
• 66975 Cycle Counter Kit
• 637118-C Air Section Service Kit
• 637124-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Cast Iron
• Stainless Steel
  

Diaphragm Materials

• Viton
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile
• Neoprene
• E.P.R.

Features

• Industry leading flow rate!!
• Ideal answer to big volume applications - where performance with economy is a must!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - 3 piece manifold allows for you to decide your configuration
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66084-1 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67080 Flange Connection Kit: converts connection to NTPF threading configuration
• 66975 Cycle Counter Kit
• 637118-C Air Section Service Kit
• 637165-XX Fluid Section Service Kit
  

Pump Casing Materials

• Polypropylene
• PVDF (Kynar)
  

Diaphragm Materials

• Viton
• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile
• Neoprene
• E.P.R.

Features

• Industry leading flow rates!!
• Ideal answer to big volume applications - where performance with economy is a must!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - Combine with 67174-20 screened inlet kit and use for dewatering
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66312 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 67174-20 Screen Inlet Kits
• 66975 Cycle Counter Kit
• 637434 Air Section Service Kit
• 637432-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Stainless Steel
• Cast Iron
  

Diaphragm Materials

• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile

Features

• Industry leading flow rates with a maximum delivery of 237 GPM (897 LPM)!!
• Ideal answer to big volume applications - where performance with economy is a must!!
• Efficiency - Motor design delivers optimum air efficiency
• Reliability - ARO's patented "Unbalanced" air valve ensures no-stall operation
• Versatility - From material transfer to portable dewatering applications - This pump can do it all
• Environmentally Sound - Bolted construction for leak-free fluid handling
• Serviceability - Easy access to ball checks and fluid caps for maintenance and repairs
  

Accessories

• 66312 Air Line Connection Kit: contains Piggyback Filter / Regulator, pipe nipple & 5’ section of hose
• 66975 Cycle Counter Kit
• 637434 Air Section Service Kit
• 637433-XX Fluid Section Service Kit
  

Pump Casing Materials

• Aluminum
• Stainless Steel
• Cast Iron
  

Diaphragm Materials

• PTFE (PTFE) w/ Santoprene backer
• Hytrel
• Santoprene
• Nitrile