A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5950-00-039-7559
NSN 5915-01-153-2623
NSN 5925-00-212-3872
NSN 6105-01-534-4078
NSN 6145-01-035-3380
NSN 2925-01-301-1727
NSN 5996-01-429-0390
NSN 5925-01-341-8166
NSN 5925-01-400-0821
NSN 5910-01-278-9009
NSN 5985-01-233-5841
NSN 6110-01-542-9860