Steel, mil-s-5000 comp 4340 cond e, chromium-plated qq-c-320 class 2, dim., 5.670 in. Nom o/a lg, 3.540 in. Nom o/a w, 1.557 in. Nom o/a thick, 3.030 in. Nom arm lg, 2.640 in. Nom od hook end, clevis arm end 0.850 in. Thick below horizontal centerline, clevis slot width 0.626 in. Min, 0.630 in. Max, clevis slot depth 1.300 in. Nom, 0.500 in. Nom diameter in-line holes through clevis 0.690 in. From slot bottomhook end 1.057 in. O/a thick w/0.607 in. Thickness above horizontal centerline, hook opening 1.011 in. Min, 1.014 in. Max wide at 229.0 deg, hook depth rounded by 0.506 in. Radius 0.655 in. From cam center, triangular cam eccentric located at 72.5 degrees w/10-32 unf 3b threaded hole 1.690 in.From cam center, three 1/4-24 unf 3b threaded holes located on 1.710 in. Diameter bolt circle, used as left hand cam, hook retainer, release mechanism
