Empty cylinder only.
NSN 5975-01-512-8525
NSN 6150-01-424-8981
NSN 6135-00-477-8847
NSN 5835-00-233-6327
NSN 6130-00-862-0905
NSN 5925-01-233-3246
NSN 6240-01-361-1612
NSN 6685-01-180-9037
NSN 5925-01-211-7745
NSN 6105-00-707-5962
NSN 6145-01-338-8344
NSN 5915-01-167-8506