A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5855-01-261-5495
NSN 6145-01-501-6174
NSN 7035-01-260-9543
NSN 6105-01-245-8932
NSN 6130-01-634-0603
NSN 5925-00-633-6236
NSN 5915-00-769-5752
NSN 6135-01-361-6197
NSN 6150-00-413-7943
NSN 6610-01-514-7755
NSN 5996-01-341-4313
NSN 5985-00-067-6750