"ALUMINUM ALLOY,TEMPER T6,ANODIZE,LCP77-2037,CLASS 1,GRADE A,TYPE1,FSCM 36659,125 AA FINISH SURFACE ROUGHNESS,2.900 IN. O/A LG,2 BUSHINGS P/N 1281539-101,LEAF BUTT HINGE HAS 2 KNUCKLES WITH WEB SUPPORTS,2 HOLESDRILLED IN LINE 0.2188 IN. MIN,0.2196 IN. MAX DIA"