A part, assembly, or system identified as essential to weapon system performance or operation to preserve life and safety of personnel
NSN 6620-01-341-5164
NSN 6105-00-235-7982
NSN 6620-01-590-7035
NSN 5998-01-292-7444
NSN 5925-01-027-5298
NSN 5915-00-224-3750
NSN 5960-01-151-1152
NSN 5925-01-152-2690
NSN 6105-01-386-7441
NSN 5925-00-041-1935
NSN 5950-01-085-9791
NSN 5895-00-160-4677