2" Pro Series Metallic Diaphragm Pump

6662XX-XXX-C
172 GPM (651 LPM)

ARO PRO 2” metallic pumps achieve flow rates of up to 172 GPM (651 LPM) and offer a wide array of material and porting configurations. These pumps are often used for transfer, filling, recirculation and batching in Ceramic, Paint, Oil & Gas, Mining, Construction, Chemical and Petrochemical markets.

Features

  • 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 w/ Santoprene backer
  • Hytrel
  • Santoprene
  • Nitrile

Ratio: 1:1

Maximum Flow: 172-g.p.m. (651-l.p.m.)

Displacement per cycle:
1.4-Gallons (5.3-Liters)

Air Inlet:  (Female)
3/4 - 14 N.P.T.F. - 2

Fluid Inlet/Outlet: 
2 - 11-1/2 N.P.T.F. - 1
Rp 2 (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)
6662X0-XXX-C 65.2 (29.6)
6662X1-XXX-C 129.9 (58.9)
6662X2-XXX-C 124.3 (58.9)

Maximum dry suction lift:   ft (m) 27.2 (8.3)

Sound Level: 70 PSI 60 Cycles/Min 85.3 db(A)

Model Body Materials (wetted) Diaphragm & Ball Material Compatible Fluids
666250-9C9-C Aluminum Hytrel Windshield fluid, motor / gear oil, transmission fluid, antifreeze











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