A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 2925-01-254-3068
NSN 6320-01-498-4954
NSN 6320-01-652-3806
NSN 5925-01-505-3478
NSN 5998-01-396-0538
NSN 6650-01-631-3027
NSN 5996-01-367-2081
NSN 5945-01-161-2324
NSN 5985-01-366-9846
NSN 5996-01-421-9391
NSN 5965-01-093-0642
NSN 6110-01-411-6000