7steel; 1.781 in. O/a lg; 0.562 in. Thd lg; head 0.188 in. H; 0.375-20 un-2a thd; head major diameter 0.938 in., minor diameter 0.812 in., flats on side of head 0.500 in. Lg; furnished with one steel bushing 0.662 in. Od, 0.438 in. Id, 0.624 in. Lg, 0.062 in. Thk