Foot valve for the water pumps Foras-Pentax made in Italy by YORK  1” (DN 25) 10bar/145psi . Suitable for any type of Hydraulic, heating, pneumatic and air conditioning system. It can be installed in any position: horizontal, vertical, oblique.
The opening of the check valve is given by the different pressure between the two sides of the seat.
 
Body in brass CW617N .
Plate in polymer.
Washer in NBR.
Spring: stainless steel AISI302.
Strainer in polymer and stainless steel.
Filtration degree:  through 1” 1200µm
Minimum and maximum working temperatures: -20°C, 100°C.
Threads: ISO 228 (equivalent to DIN EN ISO 228 and BS EN ISO 228).
YORK Manufacturer Code: 1080200