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Datasheet generated 2026-10-07
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Graco Husky 1590 air-operated double diaphragm pump, polypropylene, 1-1/2 in. NPT, Polypropylene seats, PTFE balls, PTFE/EPDM 2-Piece diaphragm

Graco · Pumps · Diaphragm · USA · graco.com
Part Number
DU2911  ·  HS 8413.81
Graco Husky 1590 air-operated double diaphragm pump, polypropylene, 1-1/2 in. NPT, Polypropylene seats, PTFE balls, PTFE/EPDM 2-Piece diaphragm

Graco Husky 1590 air-operated double diaphragm (AODD) metal pump, part number DU2911, polypropylene fluid section and stainless steel center section, with Polypropylene seats, PTFE balls and a PTFE/EPDM 2-Piece diaphragm. Fluid ports are 1-1/2 in. (38.1 mm) NPT, end port. Maximum free-flow delivery 100 gpm (379 lpm) at up to 120 psi (8.4 bar) fluid pressure.

Technical Specifications

BrandGraco
RangeHusky 1590 (air-operated double diaphragm), metal
Part numberDU2911
Fluid section materialpolypropylene
Center section materialstainless steel
Seat materialPolypropylene
Ball materialPTFE
Diaphragm materialPTFE/EPDM 2-Piece
Manifold o-ring materialPTFE
Manifold configurationend port
Maximum fluid working pressure120 psi (8.4 bar)
Maximum free-flow delivery100 gpm (379 lpm)
Maximum pump speed200 cpm
Maximum size pumpable solids0.1875 in (4.763 mm)
Maximum operating temperature (Graco product page)150 degF (66 degC)
Maximum air consumption125 scfm
Maximum air pressure120 psi (8.4 bar)
Air inlet size1/2 npt(f)
Fluid inlet and outlet size1-1/2 in (38.1 mm) npt(f)
Weight49 lb
Standards metCE

Properties

MaterialPolypropylene (fluid section)
Pressure rating120 psi (8.4 bar)
Temperature rangeMaximum operating temperature 150 degF (66 degC) per the Graco product page
Thread standardNPT
MOQ1

Compatibility

Husky 1590 series, 1-1/2 in. metal AODD pump. Seat, ball and diaphragm materials are selected by configuration; confirm fluid compatibility before ordering.

Standards

Approvals

Attached Documents