3/4″ Aluminum Diaphragm Pump

Part of our Pro Series of pumps, our 3/4” aluminum metallic diaphragm pump feature big performance in a small package. It can achieve flow rates up to 33 GPM (125 LPM) and offers a wide range of diaphragm materials and porting configurations.

Benefits

The new ARO 3/4″ aluminum air operated diaphragm pump is designed to meet your OEM application needs.

• Mobility – Compact, rugged design allows for easy mobility
• Efficiency – Motor design delivers optimum air efficiency
• Reliability – Our patented Unbalanced air valve ensures no-stall operation
• Versatility – Available in aluminum 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

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

Pump Casing Material

• Aluminum

Diaphragm Materials

• Neoprene
• Nitrile
• Viton
• PTFE with Santoprene backer
• Hytrel
• Santoprene

Specifications

Ratio: 1:1

Maximum Flow: 33 g.p.m. (125 l.p.m.)

Displacement per cycle: 0.15 Gallons (0.57 Liters)

Air Inlet: (Female) 1/4 – 18 NPTF-1

Fluid Inlet/Outlet:
3/4 – 14 NPTF-2
Rp 3/4 (3/4 -14 BSP, parallel)

Max. operating pressure: 120 psi (8.3 bar)

Suspended solids max. dia.: 1/8” (3.2 mm)

Weight:
P66607A-XXX-A (aluminum) 17.5 lbs (7.94 kg)

Maximum dry suction lift: 17 ft (5.2 m)

Sound Level: 70 PSI 60 Cycles/Min 78.3 db(A)