A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5835-01-203-1871
NSN 5925-01-189-9254
NSN 5990-01-432-4249
NSN 5915-01-628-2203
NSN 5999-00-213-1216
NSN 6150-01-396-8918
NSN 6150-01-615-3063
NSN 4140-00-164-6832
NSN 5910-00-266-8438
NSN 5895-01-507-4569
NSN 4140-01-312-8632
NSN 5998-01-389-2697