"STEEL; THREAD HOLE ONE END 0.313-24 UNF-2B RH THREAD SIZE; OTHER END HAS MACHINED SURFACE 2.750 IN. FROM CENTER OR PIVOT HOLE TO CENTER OF MACHINED CONTACT,1.625 IN. FROM CENTER OF PIVOT HOLE TO CENTER OF THREADED HOLE,1.000 IN. DIA OF PIVOT HOLE; WITH BRONZE BEARING; 4.330 IN. OVER ALL LG; 1.430 IN OVER ALL H; 0.500 IN. OVER ALL THK"