AS9918A BOLT, MACHINE - DOUBLE HEXAGON EXTENDED WASHER HEAD, PD SHANK, STEEL SAE 8740, CADMIUM PLATED, 125 KSI MIN. UTS, .4375-20 UNJF-3A

GENERAL REVISION. REVISE LIGHTENING HOLE CONFIGURATION (ADD SECTION VIEW) TO ALLOW OPTIONAL SHAPE AT BOTTOM OF HOLE, ADD EXCEPTION TO EDGE DISTANCE REQUIREMENTS FOR HEAD MARKING, UPDATE THREAD SPECIFICATION TO AS8879, UPDATE DIMENSIONING AND TOLERANCING TO ANSI Y14.5M-1982, UPDATE SURFACE FINISH REQUIREMENTS, ADD AS3062 FOR INCOMPLETE THREAD REQUIREMENTS, ADD DATUM REQUIREMENTS FOR -04 THRU -18 LENGTHS (NEW NOTE 1), ADD MIN. BEARING FACE DIAMETER, DELETE .015 MAX RADIUS AT BASE OF WRENCH PAD, UPDATE MAGNETIC PARTICLE INSPECTION REFERENCE, ADD CADMIUM NOTICE, GENERAL EDITORIAL UPDATE, AND FIGURE 1 REDRAWN.