Product Description
Graco Husky 515 air-operated double diaphragm (AODD) pump, part number D4A311, acetal fluid section and polypropylene center section, with Stainless Steel seats, PTFE 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 (56.8 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
- D4A311
- Fluid section material
- acetal
- Center section material
- polypropylene
- Seat material
- Stainless Steel
- Ball material
- PTFE
- 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 (56.8 lpm)
- Maximum pump speed
- 400 cpm
- Maximum size pumpable solids
- 0.09375 in (2.4 mm)
- Maximum operating temperature (Graco product page)
- 180 degF (82 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(m)
- Weight
- 7.8 lb
- Standards met
- CE
Standards & Compliance
- Material
- Acetal (fluid section)
- Thread Standard
- BSPT
- Pressure Rating
- 100 psi (7 bar)
- Temperature Range
- Maximum operating temperature 180 degF (82 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.
Product Documentation
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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 D4A311?
- D4A311 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 D4A311.
- What is the HS code for D4A311?
- The customs tariff (HS) code for D4A311 is 8413.81.
- Who manufactures D4A311?
- D4A311 is a Graco product in the Pumps range.
- Is a datasheet available for D4A311?
- Yes — the D4A311 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for D4A311?
- The minimum order quantity is 1.
- Is D4A311 available?
- Yes — D4A311 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).