A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 7035-01-654-8218
NSN 4140-01-272-4041
NSN 6620-01-481-1358
NSN 6320-01-352-5653
NSN 5996-00-553-7348
NSN 5985-01-151-4677
NSN 4140-01-274-0423
NSN 5895-00-916-9733
NSN 5945-01-432-0716
NSN 5920-01-485-1427
NSN 7035-01-453-4242
NSN 5895-00-679-9479