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Datasheet generated 2026-10-08
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Graco Husky 1050 air-operated double diaphragm pump, aluminum fluid section, 1 in., Fluoroelastomer seats, FKM (Viton) balls, FKM (Viton) diaphragm

Graco · Pumps · Diaphragm · USA · graco.com
Part Number
647672  ·  HS 8413.81
Graco Husky 1050 air-operated double diaphragm pump, aluminum fluid section, 1 in., Fluoroelastomer seats, FKM (Viton) balls, FKM (Viton) diaphragm

Graco Husky 1050 air-operated double diaphragm (AODD) pump, part number 647672. Aluminum fluid section with a 1 in. fluid connection and aluminum center section, configured with Fluoroelastomer seats, FKM (Viton) balls, FKM (Viton) diaphragm. Stall-free, low-pulsation air valve for a smooth, rapid changeover; one-piece center section. Maximum flow 50 gpm (189 l/min) at up to 125 psi (8.6 bar) fluid pressure.

Technical Specifications

BrandGraco
RangeHusky 1050 (air-operated double diaphragm)
Part number647672
ModelHusky
TypePneumatic Diaphragm Pump
Fluid section materialAluminum
Center section materialAluminum
Seat materialFluoroelastomer
Ball materialFKM (Viton)
Diaphragm materialFKM (Viton)
Manifold configurationCenter Port, End Port
Maximum fluid working pressure125 psi (8.6 bar)
Maximum flow rate50 gpm (189 l/min)
Maximum cycle rate280 cpm
Maximum air consumption67 scfm
Maximum air inlet pressure125 psi (8.6 bar)
Maximum solid size0.125 in (3.175 mm)
Fluid inlet/outlet size1 in (25.4 mm) BSPT
Air inlet size1/2 in NPT(f)
Air exhaust port size3/4 in NPT
Weight23 lb
Standards met (per Graco)ATEX, CE

Properties

MaterialAluminum (fluid section)
Pressure rating125 psi (8.6 bar)
MOQ1

Compatibility

Husky 1050 series, 1 in. AODD pump. Diaphragm, ball and seat elastomers are selected by the configuration; confirm fluid compatibility before ordering.

Approvals

Attached Documents