"NSN IS USED TO PURCHASE A MINIMUM OF 10CONTAINRS TO A MAXIMUM OF 29CONTAINERS;CR C,SINTERED,CRUSHED;-106+30 UM(-140 MESH +30 UM);CERTIFICATION PWA 1306;FINE GRADE CRYSTALLINE CHROMIUM CARBIDE POWDER.PRODUCES SMOOTH,DENSE COATINGS.RELATIVELY POOR INTERPARTICLE STRENGTH"