NF EN ISO 5211 top flange:
Ensures any motorization and notches allow the handle's locking in opened or closed position

Gland Packing:
Double gland-packing on the cryo stem extension to ensure a double sealing and a better stem guiding

Rising Stem
Fully turn-machined, it guarantees a good centering of the stem.Its volume ensures a gas buffer.

Guiding Ring:
Allows the fluid to go though the stem extension

Packaging:
Degreased and passibvated ,the valve is packed into a sealed plastic bas

Encapsulated body seals:
In PTFE,tey are guaranteeing a reliable sealing between the body and the connections

Seats:
Seat's shape and selected materials allow stable operating torques on the temperatures which can achieve -196 degree centigrade below zero

Ball:
Upstream vent hole for cavity relief (valve closed).

Identification label:
The fluid direction is indicated by an arrow."PY4" type is engraved on the body.