NSN IS USED TO PURCHASE A MINIMUM OF 1 CONTAINER TO A MAXIMUM OF 7 CONTAINERS;ZR O 8Y O;-125+16 UM (-120 MESH +16 UM);CERTIFICATION PWA 36364 AND EMS52432C1.XXX;PARTIALLY STABILIZED ZIRCONIUM OXIDE-YTTRIUM OXIDE COMPOSITE POWDER.PRODUCES HARD COATINGS W/GOOD CHEMICAL AND THERMAL STABILITY FOR SERVICE TEMPREATURES UP TO 3000DEG (F).COATINGS ARE RECOMMENDED AS THERMAL BARRIERS AND TO RESIST THERMAL SHOCK AND PARTICLE EROSION IN JET ENGINES