Empty cylinder only.
NSN 5930-01-390-8534
NSN 5855-01-380-9950
NSN 5925-01-170-4150
NSN 5835-01-399-5820
NSN 5915-01-580-0308
NSN 5975-01-579-5196
NSN 4140-01-054-8516
NSN 6650-00-754-2276
NSN 5950-01-232-0913
NSN 6110-00-780-3058
NSN 5910-01-529-7205
NSN 6320-01-176-8367