"CONSISTS OF COMPSITE PLATE WITH 20 HOLES FROM 5/32"" TO 3/4"" IN 1/32"" INCREMENTS. 5 NOTCHES AND A RADIUS. HOLES, NOTCHES AND RADIUS AREA ALL HAVE KNOWN DEFECTS/FLAWS"
FTLD
FUNCTIONAL DESCRIPTION
USED TO CALIBRATE AND VERIFY PROPER OPPERATION 0F EDY CURRENT PROBES AND INSTRMENTATION USED IN NON DESTRUCTIVE TEATING OF ALMINUM