Mil-c-24707/6,2.938in. O/a lg,3.614in. Od,id stepped,from top end 2.750in. Id,1.000in. Lg,3.000in. Id,0.813in. Lg,3.000in. Id,0.625in. Lg,2.937in. Id,0.500in. Lg to bottom end,top end has a 45 deg bevel on od