"ALUMINUM ALLOY 24ST,QQ-A-225/6,2.187 IN. DIA 0.093 IN. THK FLANDE W/0.675 IN. W,0.088 IN. DEEP COUNTERBORE,20 MICROINCH MACHINE FINISH,6 EA 0.191 IN. DIA THROUGH HOLES EQUALLY SPACED ON 1.625 IN. BOLT CIRCLE,0.532 IN. LG,1.000 IN. DIA SHANK,0.506 IN. THROUGH CENTER HOLE,1 EA LUBRICATION FITTING ATTACHED"