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NA 027

DIN Standards Committee Optics and Precision Mechanics

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Publications of NA 027

Number: 1,209

DIN 3171 1959-07 Standard Breathing apparatus - Compressed gas cylinders for compressed air and compressed oxygen : Seamless steel cylinders, for 300 bar and 450 bar test pressure More  Order from DIN Media
DIN 3181 1957-09 Standard Breathing apparatus; filters for respiratory protective devices, safety requirements, testing and marking of gas and combined filters More  Order from DIN Media
DIN 3171 1957-09 Standard Breathing apparatus - Compressed gas cylinders for compressed air and compressed oxygen : Seamless steel cylinders, for 300 bar and 450 bar test pressure More  Order from DIN Media
DIN 4647-1 1956-10 Standard Glasses for Eye-protection Equipment; Protective Filters for Use in Welding More  Order from DIN Media
DIN 3181 1948-01 Standard Breathing apparatus; filters for respiratory protective devices, safety requirements, testing and marking of gas and combined filters More  Order from DIN Media
DIN 3183 1944-07 Standard Respiratory protective devices; threads for facepieces; centre thread connection; german version EN 148-2:1987 More  Order from DIN Media
DIN 4521 1942-01 Standard Lenses for shooting and projection; focal distance, relative aperture More  Order from DIN Media
DIN 3174 1937-10 Standard Small valves for cylinders containing compressed oxygen More  Order from DIN Media
DIN 3171 1937-10 Standard Breathing apparatus - Compressed gas cylinders for compressed air and compressed oxygen : Seamless steel cylinders, for 300 bar and 450 bar test pressure More  Order from DIN Media
DIN 3183 1937-06 Standard Respiratory protective devices; threads for facepieces; centre thread connection; german version EN 148-2:1987 More  Order from DIN Media

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