BSI - BS 341-2
Specification for Valve fittings - for compressed gas cylinders - Part 2: Valves with taper stems for use with breathing apparatus (excluding medical gas cylinders to BS 1319)
|Publication Date:||19 March 1963|
|ICS Code (Anaesthetic, respiratory and reanimation equipment):||11.040.10|
Essential mechanical properties of materials for gas cylinder valves for breathing purposes (other than medical). Thread dimensions for four sizes of valve stems plus details of manufacturing gauges. Dimensional drawings for valve outlet connections.