Anaesthetic & respiratory equipment. Non-interchangeable screw-threaded (NIST) low-pressure connectors for medical gases Anaesthetic equipment, Medical breathing apparatus, Medical equipment, Compressed gases, Gas pipelines, Medical vacuum-pipeline services, Flexible pipes, Pipe connections, Hose connectors, Pipe fittings, Screwed fittings,
Dimensions, Designations, Marking, Safety measures, Compatibility