Graco Husky 515 air-operated double diaphragm pump, acetal, 1/2 in. BSPT, Stainless Steel seats, 316 Stainless Steel balls, PTFE/EPDM 2-Piece diaphragm D5A331
Graco

Graco Husky 515 air-operated double diaphragm pump, acetal, 1/2 in. BSPT, Stainless Steel seats, 316 Stainless Steel balls, PTFE/EPDM 2-Piece diaphragm D5A331

Part numberD5A331Item numberCB-GRAC-D5A331HS code8413.81
MaterialAcetal (fluid section)
Pumps
Diaphragm
MOQ:1

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Product Description

Graco Husky 515 air-operated double diaphragm (AODD) pump, part number D5A331, acetal fluid section and polypropylene center section, with Stainless Steel seats, 316 Stainless Steel balls and a PTFE/EPDM 2-Piece diaphragm. Fluid ports are 1/2 in. (12.7 mm) BSPT, center port. Maximum free-flow delivery 15 gpm (57 lpm) at up to 100 psi (7 bar) fluid pressure.

Technical Specifications

Brand
Graco
Range
Husky 515 (air-operated double diaphragm), 1/2 in.
Part number
D5A331
Fluid section material
acetal
Center section material
polypropylene
Seat material
Stainless Steel
Ball material
316 Stainless Steel
Diaphragm material
PTFE/EPDM 2-Piece
Manifold o-ring material
PTFE
Manifold configuration
center port
Maximum fluid working pressure
100 psi (7 bar)
Maximum free-flow delivery
15 gpm (57 lpm)
Maximum pump speed
400 cpm
Maximum size pumpable solids
0.09375 in (2.4 mm)
Maximum operating temperature (Graco product page)
220 degF (104 degC)
Maximum air consumption
28 scfm
Maximum air pressure
100 psi (7 bar)
Air inlet size
1/4 npt(f)
Fluid inlet and outlet size
1/2 in (12.7 mm) bspt(f)
Weight
7.8 lb
Standards met
ATEX, CE

Standards & Compliance

Material
Acetal (fluid section)
Thread Standard
BSPT
Pressure Rating
100 psi (7 bar)
Temperature Range
Maximum operating temperature 220 degF (104 degC) per the Graco product page
HS Code
8413.81

Compatibility & Fitment

Husky 515 series, 1/2 in. plastic AODD pump. The next size up is the 3/4 in. Husky 716. 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 515 Plastic 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 D5A331?
D5A331 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 D5A331.
What is the HS code for D5A331?
The customs tariff (HS) code for D5A331 is 8413.81.
Who manufactures D5A331?
D5A331 is a Graco product in the Pumps range.
Is a datasheet available for D5A331?
Yes — the D5A331 datasheet can be viewed and downloaded on this page.
What is the minimum order quantity for D5A331?
The minimum order quantity is 1.
Is D5A331 available?
Yes — D5A331 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).