"MATERIAL: STEEL,MIL-S-6758,COMP 4130; OVERALL DIMENSIONS: 0.970 IN. LONG,1.798 TO 1.800 IN. O.D.,2.120 IN. FLANGE O.D.,AND 0.120 IN. FLANGE THICKNESS. BORE IS SQUARE,1.140 IN. ON SIDE,WITHIN A CIRCLE,1.170 IN. DIA.,AND THE BORE SURFACE HAS A 250.0 MICROINCH FINISH. BORE ON FLANGE END IS COUNTERBORED,1.600 IN. DIA. (DEPTH NOT GIVEN). LEFT FLANGE OUTSIDE RIGHT CORNER IS CHAMFERED,45.0 DEG. AND 0.060 TO 0.070 IN. LONG. OVERALL SURFACE ROUGHNESS: 125.0 MICROINCHES"