| GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,CHROME-MOLYBDENUM,4140,PER MIL-S-5626,NORMALIZED; CHROMIUM PLATED PER QQ-C-320,CLASS 2,TYPE 2,0.002 IN. MIN THK,0.004 IN. MAX THK; HEAT TREATED PER MIL-H-6875 TO ROCKWELL C SCALE 40.0 MIN,46.0 MAX; 7.500 IN. OVERALL LG; 2.990 IN. MIN,2.992 IN. MAX W; 1.740 IN. MIN,1.742 IN. MAX H; 3 HOLES ONE END,CTR 1.000 IN. FM ONE EDGE ALONG W,CTR 1.000 IN. APART; CTR HOLE TAPPED 0.875-14UNF-2B,1.000 IN. MIN,1.240 IN. MAX DP; 2 HOLES TAPPED 0.190-32UNF-2B,0.380 IN. MIN,0.620 IN. MAX DP; 4 GROOVES 0.045 IN. MIN,0.075 IN. MAX DP,4 SIDES ACROSS W,0.620 IN. RADIUS INSIDE; CHAMFER 45.0 DEG: OPPOSITE THD END,0.120 IN. W,AND 4 EDGES ALONG LG,0.060 IN. MIN,0.063 IN. MAX W; GROOVE CTRS FM NON-THD END: 1.600 IN. 1ST,3.000 IN. 2ND,4.500 IN. 3RD,5.900 IN. 4TH; NICKEL PLATED PER MIL-C-26074,CLASS 2,GRADE B,0.0005 IN. MIN THK,UNDER CHROMIUM PLATING |