A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5945-01-134-3448
NSN 5895-01-431-8116
NSN 5975-01-020-2266
NSN 5950-01-359-8952
NSN 6130-01-286-5229
NSN 6320-00-925-0558
NSN 5996-01-463-9480
NSN 5835-01-439-0180
NSN 5990-01-416-1017
NSN 6150-00-480-1253
NSN 5950-00-827-0450
NSN 5990-01-100-1840