1 1/2'' Pro Series Metallic Diaphragm Pump

6661XX-XXX-C
90 GPM (340.7 LPM)

Features

  • Mobility - Compact, rugged design allows for easy mobility
  • 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 tough 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 w/ Santoprene backer
  • Hytrel
  • Santoprene
  • Nitrile
  • Neoprene
  • E.P.R.

Ratio: 1:1

Maximum Flow: 90-g.p.m. (340.7-l.p.m.)

Displacement per cycle:
0.64-Gallons (2.42-Liters)

Air Inlet:  (Female)
 1/2 - 14 N.P.T.F. - 1

Fluid Inlet/Outlet:
1-1/2 11-1/2 N.P.T.F. - 1
Rp 1-1/2 (1-1/2 - 11 BSP parallel)

Max. operating pressure: 120-psi (8.3-bar)

Suspended solids max. dia.: 1/4-inch (6.4-mm)

Weight:  lbs (kg)
666150-X-C (aluminum) 51.5 (23.4)
666151-X-C (stainless steel) 84.5 (38.3)
666152-X-C (cast iron) 79.5 (36.1)
Note: Add 23-lbs (10.4-kg) for cast iron air motor section

Maximum dry suction lift:   ft (m) 19 (5.8)

Sound Level: 70 PSI 60 Cycles/Min 80.5 db(A)

Model Body Materials (wetted) Diaphragm & Ball Material Compatible Fluids
666150-362-C Aluminum Nitrile / Acetal Windshield fluid, motor / gear oil, transmission fluid, antifreeze











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