A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6220-01-261-4888
NSN 5945-01-462-4436
NSN 6150-01-498-9007
NSN 6685-01-411-6623
NSN 6610-01-229-3679
NSN 6645-01-210-2223
NSN 5910-00-111-3343
NSN 6110-00-111-2556
NSN 5925-00-978-8578
NSN 5950-01-364-9301
NSN 5965-01-258-5662
NSN 6240-00-144-4693