A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 5990-01-493-4039
NSN 6650-00-819-1165
NSN 5855-00-688-9954
NSN 5930-01-053-6263
NSN 6240-00-169-6408
NSN 5905-00-854-6593
NSN 4140-00-407-1326
NSN 6150-01-461-9799
NSN 5975-00-350-9289
NSN 6145-01-146-5555
NSN 5965-00-182-7928
NSN 6150-01-474-1357
Last Updated: 08/15/2025