Part of our Compact Series of pumps, our 1/2” metallic pumps feature big performance in a small package. They achieve flow rates up to 14.4 GPM (54.5 LPM) and offer a wide range of material and porting configurations.
Available with  diaphragms.

Features

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-Shift™ 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 designAccessories

• 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 w/ Santoprene backer
• Hytrel
• Polyurethane
• Nitrile
• Viton

Ratio: 1:1 Maximum Flow: (ball) 13 g.p.m. (49.2 l.p.m.) (duckbill) 10 g.p.m. (37.9 l.p.m.) Displacement per cycle: (ball) 0.04 g.p.m. (0.15 l.p.m.) (duckbill) 0.032 g.p.m. (0.12 l.p.m.) Air Inlet:  (Female) 1/4 – 18 N.P.T.F. – 1 Fluid Inlet/Outlet: 1/2 – 14 N.P.T.F. – 1 Max. operating pressure: 100 psi (6.9 bar) Suspended solids max. dia.: (ball) 3/32” (2.4-mm) (duckbill) fibers Weight:  lbs (kg) Polypropylene 7.2 (3.3) Groundable Acetal 8.8 (4.0) Kynar PVDF 9.5 (4.3) Maximum dry suction lift ft(m) : 15 (4.6) Sound Level: 70 PSI, 60 Cycles/Min, 71.1 db(A) Muffler: Integral, Included