The stand, upright and flywheel are cast iron. The beam, linkages and piston are cast brass. Everything turns freely as it should. This would clean up into something very nice! I'm assuming a packed weight of 20 Kg. The item "Vintage / Antique Hand Operated Vacuum Pump.
Steam Engine Conversion" is in sale since Sunday, October 7, 2018. This item is in the category "Antiques\Science/Medicine\Scientific Instruments". The seller is "a1factors" and is located in Nottingham.