Steel, ams5643 comp 17-4ph; painted finish, mil-c-8514, mil-p-23377 and mil-l-81352; 3.960 in. Min, 4.040 in. Max o/a lg; 2.240 in. Min, 2.250 in. Max o/a w; 2.115 in. Min, 2.135 in. Max o/a h; 1st end forked, 0.355 in. Min, 0.390 in. Max thk fork arms, 1.470 in. Min, 1.530 in. Max distance between fork arms, 2 holes 0.375 in. Min, 0.376 in. Max diameter through fork arms, 0.470 in. Min, 0.530 in. Max end radius of holes; 2nd end plain, 2 holes 0.375 in. Min, 0.376 in. Max diameter through body, 0.375 in. Nom distance from 2nd end to hole centers