Graco Husky 1050 air-operated double diaphragm transfer pump for oil evacuation and oil transfer, aluminium, 1 in. NPT, Buna-N seats, Acetal balls, TPE (Hytrel) diaphragm
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Product Description
Graco Husky 1050 air-operated double diaphragm (AODD) metal pump, part number 647731, with an aluminium fluid section and a standard aluminium center section, Buna-N seats, Acetal balls and a TPE (Hytrel) diaphragm. 1 in. (25.4 mm) NPT(f) fluid inlet and outlet, 1/2 in. NPT(f) air inlet, 3/4 in. NPT(f) air exhaust. Maximum free-flow delivery 50 gpm (189 lpm), 280 cpm, max size pumpable solids 0.125 in (3.175 mm), maximum fluid working pressure 100 psi (7 bar), maximum air consumption 25 scfm, weight 23 lb.
Technical Specifications
- Brand
- Graco
- Range
- Husky 1050 (air-operated double diaphragm), metal
- Part number
- 647731
- Center section configuration
- Standard aluminium center section
- Fluid section material
- aluminium
- Center section material
- aluminium
- Seat material
- Buna-N
- Ball material
- Acetal
- Diaphragm material
- TPE (Hytrel)
- Maximum fluid working pressure
- 100 psi (7 bar)
- Maximum air inlet pressure
- 100 psi (7 bar)
- Maximum free-flow delivery
- 50 gpm (189 lpm)
- Maximum pump speed
- 280 cpm
- Maximum size pumpable solids
- 0.125 in (3.175 mm)
- Maximum air consumption
- 25 scfm
- Air inlet size
- 1/2 npt(f)
- Air exhaust port size
- 3/4 npt(f)
- Fluid inlet and outlet size
- 1 in (25.4 mm) npt(f)
- Wetted materials
- Aluminium, TPC-ET, Acetal, PTFE, Buna-N
- Weight
- 23 lb
- Standards met
- UL
- Pump ratio
- 1:1
- For use with
- oil, waste oil
Standards & Compliance
- Material
- Aluminium (fluid section)
- Thread Standard
- NPT
- Pressure Rating
- 100 psi (7 bar)
- HS Code
- 8413.81
Compatibility & Fitment
Husky 1050 series, 1 in. NPT aluminium metal 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: 2026-08-13. A manufacturer datasheet is attached to this entry — confirm application-critical values against it.
Frequently asked questions
- Where can I buy 647731?
- 647731 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 647731.
- What is the HS code for 647731?
- The customs tariff (HS) code for 647731 is 8413.81.
- Who manufactures 647731?
- 647731 is a Graco product in the Pumps range.
- Is a datasheet available for 647731?
- Yes — the 647731 datasheet can be viewed and downloaded on this page.
- What is the minimum order quantity for 647731?
- The minimum order quantity is 1.
- Is 647731 available?
- Yes — 647731 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).