A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 2925-01-620-9673
NSN 5945-01-536-3820
NSN 6240-01-013-8895
NSN 5835-01-558-9444
NSN 6110-01-630-8633
NSN 5910-00-113-3611
NSN 6135-01-132-6310
NSN 6685-01-188-7379
NSN 5835-00-787-5980
NSN 5910-01-335-7077
NSN 6145-00-071-4937
NSN 6240-01-213-3799