Complete item name is magnesium silicide, reagent; comes as a shiny gray powder
NSN 5920-01-416-6211
NSN 5920-01-501-0995
NSN 6220-01-370-6148
NSN 6150-01-361-8071
NSN 6145-01-217-0890
NSN 6645-00-171-9639
NSN 6135-01-347-0201
NSN 6610-01-178-0333
NSN 6645-01-242-0340
NSN 5915-00-288-0071
NSN 5855-00-233-2366
NSN 5999-00-276-9299