A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5855-00-361-0167
NSN 5965-01-485-3167
NSN 5905-00-900-5490
NSN 6610-00-764-4015
NSN 5950-01-206-1153
NSN 6130-00-456-0206
NSN 5895-01-537-7314
NSN 6645-00-350-8070
NSN 6650-01-231-2082
NSN 5998-01-391-7498
NSN 5990-01-327-9980
NSN 5999-01-576-4872