A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5835-01-535-8470
NSN 5835-00-111-2953
NSN 6145-01-384-3490
NSN 5915-00-189-0773
NSN 5930-01-204-7932
NSN 6320-01-108-5933
NSN 5930-01-338-1855
NSN 5985-01-417-5672
NSN 4140-01-160-7699
NSN 5998-00-808-8983
NSN 6240-00-578-7422
NSN 5910-00-546-9279