
A set of four neoprene pump seals / valves for the smaller H1 range of Lister H type water pumps.
Equivalent to part number H1-6. See illustration number P6 in the Lister Shallow Well Pumps and Spray Pumps booklet for further details.
The seals are 1,11/16" diameter, 1/4" thick and have a 5/16" hole in the centre.