| GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,ALLOY 4130 H THRU 4140H,8637H THRU 8640H,SPEC QQ-S-627,H.R. ANNEALED OR H.R. SPHEROIDIZED ANNEALED,FINISH CLEAN PER SPEC TT-C-490,PRIME PER SPEC TT-P-636 OR TT-E-485,TYPE OPT,FINAL FINISH BLACK PER SPEC TT-E-529,3 HOLES 0.438 MIN 0.460 MAX IN. DIA,HOLE 0.438 MIN 0.453 MAX IN. DIA,15 DEG 30 MINUTES; 2 DEG 30 MINUTES,0.212 IN. THK,APPLY PART NO. PER MIL-STD-130 |