KHK stamped.Can be used with YORK and DIN regulators and can be DIN compatible by removing the hexagonal adapter.The left valve is used for sidemount diving.KHK is only stamped on cylinders and valves that meet the standards specified by the High Pressure Gas Safety Institute of Japan (HPGSI).High Pressure Gas Safety Institute of Japan (KHK)KHK-ISO Assessment Center, as a fair and reliable assessment and registration organization, provides certification (assessment and registration) of management systems for quality, environment, occupational health and safety, and food safety, utilizing the extensive knowledge, technical capabilities, and experience in inspection, testing, and certification related to high pressure gas accumulated through the various businesses related to high pressure gas safety of its parent organization, the High Pressure Gas Safety Institute of Japan (KHK). We also provide certification (audit and registration) services for management systems related to quality, environment, occupational health and safety, and food safety as a fair and reliable audit and registration organization.
