A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6220-01-011-0865
NSN 6145-00-207-8858
NSN 6135-01-156-4627
NSN 5998-01-535-0943
NSN 5910-00-176-2295
NSN 6620-01-544-8735
NSN 5960-01-151-4518
NSN 5990-01-461-8969
NSN 6685-00-967-8807
NSN 2925-01-424-0235
NSN 5855-00-014-5008
NSN 6320-01-536-3077