| GENERAL CHARACTERISTICS ITEM DESCRIPTION | C/O ALLOY STEEL ASTM-A-331 GRADE 4340 OR 8740,WITH AN OVERALL LENGTH OF 1.531 IN. NOM,ONE END HAVING A 0.3125-18UNC-2A THREAD 0.625 IN. LONG,A FLATTED HEAD 0.488 IN. DIA 0.156 IN. THICK AND 0.437 IN. ACCROSS THE WRENCHING FLATS,THE SECOND END IS A SHAFT 0.750 IN. LONG AND 0.125 IN. DIA,THE THREADED END HAVING A 0.06 IN. X45 DEG CHAMFER,THE ITEM TO BE HEAT TREATED TO ROCKWELL C45-50 ACCORDING TO MIL-H-6875,AND PHOSPHATE COAT ACCORDING TO MIL-C-16236 TYPE M,CLASS 2 |