GGG-P-463C (NOTICE-1), FEDERAL SPECIFICATION: PLATE, SURFACE, (GRANITE) (11-JAN-2013)
GGG-P-463C (NOTICE-1), FEDERAL SPECIFICATION: PLATE, SURFACE, (GRANITE) (11-JAN-2013).,
GGG-P-463C, dated 10 September 1973, is inactive for new design, and is no longer used,
except for replacement purposes.