5.4955" inside diameter 5.993" outside diameter 0.034" major thickness internal ring style 211000.0 pounds per square inch tensile strength rating slot on each end, 0.280 in. long by 0.060 in. wide, 0.265 in. min to 0.295 in. max distance from ends, 0.060 in. from o.d. face; 1.060 in. min to 1.180 in. max free gap cadmium surface treated