Downloaded from https://www.everyspec.com MIL---STD---101C TABLE III. Titles and color codes for compressed gas cylinders.
19 Title Location on cylinder Top A Band B Band C Body Acetylene Yellow Yellow Yellow Yellow Acrolein Yellow Brow Black Brown Aerosol insecticide Buff Buff Buff Buff Air, compressed, breathing Black Green Black Black Air, carbon monoxide Brown Green Brown Brown Air, dry, special purpose Black Green Black Black Air, hexane Black Green Yellow Black Air, hydrogen Black Green Yellow Black Air, hydrogen sulfide Black Green Brown Black Air, oil--free Black Green Black Black Air, oil--tolerant Black Green Green Black Alkyl decaborane Yellow Brown Brown Yellow Air, methane Black Green Yellow Black Alkyl pentaborane Yellow Brown Brown Yellow Ammonia Brown Yellow Orange Orange Argon, carbon Dioxide, helium Gray Gray Gray Gray Argon Gray Gray Gray Gray Argon, hydrogen Gray Yellow Gray Gray Argon, oil-free Gray White Gray Gray Argon, oil--tolerant Gray White White Gray Argon-oxygen mixture Gray Green White Gray Argon 90%, 5.0% oxygen, 5.0% carbon dioxide Gray Green Gray Gray Boron trichloride Gray Brown Gray Brown Boron trifluoride Gray Brown Brown Brown Bromoacetone Brown Black Black Brown Bromochlorodifluoromethane (Halon 1211) (Fire only) Red Red Red Red Bromochloromethane Buff Gray Buff Buff Bromochloromethane (Fire only) Red Gray Red Red