"THIS NSN IS USED FOR THE PURCHASE OF 60 AND ABOVE CONTAINERS. H PURITY NICKEL POWDER; PRODUCES COATINGS WHICH ARE HARD, DENSE AND READILY MACHINABLE; IT IS RECOMMENDED FOR SALVAGE AND BUILDUP OF NICKEL AND NICKEL ALLOY PARTS; METCO 56C-NS POWDER IS COARSER THAN METCO 56F-NS, WHICH PERMITS GREATER COATING THICKNESS TO BE OBTAINED; CAN BE SPRAYED WITH METCO THERMOSPRAY EQUIPMENT OR METCO PLASMA FLAME SPRAY EQUIPMENT; CERTIFICATION: RR9513"