A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5999-00-466-2797
NSN 5905-01-660-6976
NSN 5960-01-339-3037
NSN 4140-01-615-5669
NSN 6130-00-580-3725
NSN 5925-01-457-7605
NSN 5965-01-483-3356
NSN 5915-01-139-5441
NSN 5910-00-014-2558
NSN 5920-00-961-0497
NSN 6130-00-226-0417
NSN 6685-01-640-8979