scope:

Applies to pin-index, yoke-type valve outlet connections for medical use, up to a maximum working pressure of 250 bar at 15°C. These connections are for use with medical gas cylinders of water capacity below 5 L, for patient care, including therepeutic, diagnostic and prophylactic applications, in hospitals and for emergency treatment. It specifies: - base dimensions; - requirements for alternative designs of pin-index, yoke type valve connections; - dimensions and positions for the holes and pins for the outlet connections for certain gases and mixtures.