A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5965-01-463-8176
NSN 5905-01-132-1531
NSN 7035-01-441-7586
NSN 6135-00-932-3136
NSN 5835-00-074-3700
NSN 2925-00-471-1128
NSN 6685-01-556-4246
NSN 5855-00-479-9819
NSN 6610-01-432-5144
NSN 6135-01-460-3243
NSN 5975-01-101-5615
NSN 6620-01-627-0478