NOTE 1—Diameters C, D, E, and F to be concentric with pitch diameter of threads on stud within 0.25/0.010 TIR (total indicator reading). NOTE 2—Clearance for mating parts. NOTE 3—Dimensions: mm/in; mm . inNOTE 4—∆–Alphabetical dimensional identification. NOTE 5—The diameter of the shielded portion shall at no point be less than the largest diameter of the insulation portion, except for bushing wells that have internal shielding.