"THE ITEM IS SPECIFICALLY DESIGNED TO BE OR SELECTED AS BEING NUCLEAR HARD (I.E., IT WILL CONTINUE TO PERFORM ITS DESIGNED FUNCTION IN AN ENVIRONMEN CREATED BY A NUCLEAR EXPLOSION). THE ITEM DOES NOT HAVE OTHER CRITICAL FEATURES"
NHCF
NUCLEAR HARDNESS CRITICAL FEATURE
HARDENED
TEXT
GENERAL CHARACTERISTICS ITEM DESCRIPTION
"MATL COPPER-BERYLLIUM ALLOY PER AMS 4530; HEAT TREATMENT PER PPD PS 7300 FOR 3 HOURS AT 625 DEG F; MUST BE FREE FROM OXIDE COATING; 0.220 IN. LG; 0.218 IN. PORM 0.008 IN. W AT BOTTOM,0.197 IN. PORM 0.000/0.010 IN. W AT TOP; 0.115 IN. H; SHIELD ANGLED 19 DEG PORM 5 DEG 0.045 IN. FROM BOTTOM; TOP CORNERS CURVED 0.050 PORM 0.000/0.010 R"