Graco Husky 2150 air-operated double diaphragm pump, aluminium, 2 in. NPT, Stainless Steel seats, PTFE balls, PTFE/Santoprene 2-Piece diaphragm
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Product Description
Graco Husky 2150 air-operated double diaphragm (AODD) pump, part number DF331B, aluminium fluid section and aluminium center section, with Stainless Steel seats, PTFE balls and a PTFE/Santoprene 2-Piece diaphragm. Fluid ports are 2 in. (50.8 mm) NPT, end port. Maximum free-flow delivery 150 gpm (568 lpm) at up to 120 psi (8 bar) fluid pressure.
Technical Specifications
- Brand
- Graco
- Range
- Husky 2150 (air-operated double diaphragm), 2 in.
- Part number
- DF331B
- Fluid section material
- aluminium
- Center section material
- aluminium
- Seat material
- Stainless Steel
- Ball material
- PTFE
- Diaphragm material
- PTFE/Santoprene 2-Piece
- Manifold o-ring material
- PTFE
- Manifold configuration
- end port
- Maximum fluid working pressure
- 120 psi (8 bar)
- Maximum free-flow delivery
- 150 gpm (568 lpm)
- Maximum pump speed
- 145 cpm
- Maximum size pumpable solids
- 0.25 in (6.35 mm)
- Maximum operating temperature (Graco product page)
- 200 degF (93 degC)
- Maximum air consumption
- 175 scfm
- Maximum air pressure
- 120 psi (8 bar)
- Air inlet size
- 1/2 npt(f)
- Fluid inlet and outlet size
- 2 in (50.8 mm) npt(f)
- Weight
- 58 lb
- Standards met
- ATEX, CE
Standards & Compliance
- Material
- Aluminium (fluid section)
- Thread Standard
- NPT
- Pressure Rating
- 120 psi (8 bar)
- Temperature Range
- Maximum operating temperature 200 degF (93 degC) per the Graco product page
- HS Code
- 8413.81
Compatibility & Fitment
Husky 2150 series, 2 in. metal/plastic AODD pump. 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 DF331B?
- DF331B 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 DF331B.
- What is the HS code for DF331B?
- The customs tariff (HS) code for DF331B is 8413.81.
- Who manufactures DF331B?
- DF331B is a Graco product in the Pumps range.
- Is a datasheet available for DF331B?
- Yes — the DF331B datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for DF331B?
- The minimum order quantity is 1.
- Is DF331B available?
- Yes — DF331B 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).