Complete item name is titanium boride, reagent; comes in grey powder form
NSN 6650-01-506-5636
NSN 7035-01-492-6799
NSN 5930-01-254-7050
NSN 5965-01-533-1374
NSN 5915-00-232-0210
NSN 6650-00-908-6358
NSN 5999-00-456-4819
NSN 5925-01-634-0664
NSN 5985-00-644-9752
NSN 6110-00-777-8749
NSN 5835-01-363-4527
NSN 5925-00-422-0688