Starter, engine, gas turbine p/n 383242-1-8, 383934-1-2; usaf type stu-20/a34; u/o j79-15 aircraft eng
General Description
1o/a lg 2.300 to 2.320 in.; shank diameter 0.244 to 0.250 in.; hex head 0.428 to 0.440 in. Across flats; shank lg 2.155 to 2.165 in.; external thd 1/4-28 unf; thd cl 3a; seat angle 29.0 to 31.0 deg; thread lg 0.550 in.; matl cobalt base, airesearch ems 598