A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 7035-00-919-3381
NSN 6620-01-508-1429
NSN 5965-01-395-0104
NSN 5990-01-571-7468
NSN 6645-00-337-8276
NSN 7035-00-631-3782
NSN 6220-01-494-0310
NSN 7035-01-595-5270
NSN 6135-01-589-9467
NSN 5855-01-261-4677
NSN 7035-00-631-3782
NSN 5855-01-358-5253