MIL-sTD-1312B 1 . Downloaded from https://www.everyspec.com :0 &: I CHAMFER f!zb’ I . . ,- / 3.870 DIA :/ \\ + /y -\ ,~ 1.750RJ r i OdZ~ ) I=a t - r l ‘=3- ~“, N \ .062 * .010 R 2.620 m + L L x ,Oo1 2.500 DIA l-1/2-12 UNF-3B* d ~ X .003 FIM NOTES: 0 specified, tolerances ~.030, angles A2 . 125 microinches, in accordance with ANSI B46.1. 3. Miterial: AISI 4340, H-11, maraging, or 17-4pH. 4. Heat treat: 35 HRC minimum. 5. Dimensions marked with an asterisk are optional. 6. Unless otherwise specified, dimensions are in inches. 1. Unless otherwise 2. Surface texture: FIGURE 9. HOldi”g fixture, fatigue 15,000 pound capacitY. 27