A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6150-00-137-0190
NSN 5855-01-581-1915
NSN 5935-01-401-5324
NSN 5925-01-620-1371
NSN 6220-00-176-5912
NSN 6645-00-518-2068
NSN 4140-01-571-9155
NSN 6620-01-578-7561
NSN 6320-01-278-2359
NSN 5945-00-963-7864
NSN 6610-01-433-2219
NSN 6145-01-658-8048
Last Updated: 07/18/2025