Union nut W21.8 for noble gas / welding gas 200bar industrial valves Top-Seller

Union nut W21.8 internal thread

nut with W21.8 internal thread corresponding to the dimensions for gas bottle valves and extraction connections of DIN EN-144. The extraction port designated as connection 6 is intended for noble gases, welding gases and carbon dioxide. The thread is a W21.8 x 14 gear. The union nut offered here can be used to complete gas extraction devices for the gas bottle valves with W21.8 external thread. Or as a replacement for a defective one. It is also possible to convert a compressed air or oxygen pressure reducer to noble gas. Union nut W21.8 technical data

Hexagon with wrench size 30mm

Material nickel-plated brass

Through hole for connecting shaft/removal port 16mm