Graco Husky 1590 air-operated double diaphragm pump, stainless steel, 1-1/2 in. NPT, Stainless Steel seats, PTFE balls, PTFE/EPDM 2-Piece diaphragm
Graco

Graco Husky 1590 air-operated double diaphragm pump, stainless steel, 1-1/2 in. NPT, Stainless Steel seats, PTFE balls, PTFE/EPDM 2-Piece diaphragm

Part numberDC4311Item numberCB-GRAC-DC4311HS code8413.81
MaterialStainless Steel (fluid section)
Pumps
Diaphragm
MOQ:1

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Product Description

Graco Husky 1590 air-operated double diaphragm (AODD) metal pump, part number DC4311, stainless steel fluid section and aluminium center section, with Stainless Steel 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 bar) fluid pressure.

Technical Specifications

Brand
Graco
Range
Husky 1590 (air-operated double diaphragm), metal
Part number
DC4311
Fluid section material
stainless steel
Center section material
aluminium
Seat material
Stainless Steel
Ball material
PTFE
Diaphragm material
PTFE/EPDM 2-Piece
Manifold o-ring material
PTFE
Manifold configuration
end port
Maximum fluid working pressure
120 psi (8 bar)
Maximum free-flow delivery
100 gpm (379 lpm)
Maximum pump speed
200 cpm
Maximum size pumpable solids
0.1875 in (4.763 mm)
Maximum operating temperature (Graco product page)
150 degF (66 degC)
Maximum air consumption
125 scfm
Maximum air pressure
120 psi (8 bar)
Air inlet size
1/2 npt(f)
Fluid inlet and outlet size
1-1/2 in (38.1 mm) npt(f)
Weight
71 lb
Standards met
ATEX, CE

Standards & Compliance

Material
Stainless Steel (fluid section)
Thread Standard
NPT
Pressure Rating
120 psi (8 bar)
Temperature Range
Maximum operating temperature 150 degF (66 degC) per the Graco product page
HS Code
8413.81

Compatibility & Fitment

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

Not sure if it fits? Email sales@cballast.com with your equipment serial number or photos — we confirm fit before you order.

Product Documentation

Document preview: Graco Husky 1590 Metal Pumps Air-Operated Double Diaphragm — Technical Specifications

Catalogue entry last verified: 2026-08-20. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.

Frequently asked questions

Where can I buy DC4311?
DC4311 can be ordered from cballast.com as a Graco catalogue item: request a quotation on this page or email sales@cballast.com, and the order ships worldwide.
What is the manufacturer part number for this Graco product?
The manufacturer part number is DC4311.
What is the HS code for DC4311?
The customs tariff (HS) code for DC4311 is 8413.81.
Who manufactures DC4311?
DC4311 is a Graco product in the Pumps range.
Is a datasheet available for DC4311?
Yes — the DC4311 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for DC4311?
The minimum order quantity is 1.
Is DC4311 available?
Yes — DC4311 is available to order: fulfilment is from supplier stock in cBallast's European network, dispatched directly from the warehouse to the customer, with the exact lead time stated in the quotation (reply within 24 hours).