GENERAL CHARACTERISTICS ITEM DESCRIPTION | STEEL,DESIGNED FOR FLANGE MTG,1.125 IN. TO 1.126 IN. COUNTERBORE IN SHAFT,ACCOMODATES SHAFTS UP TO 4.500 IN. IN DIA,6 EQUALLY SPACED HOLES IN FLANGE,1.625 IN. BOLT CIRCLE,1/4-20 NC THD,0.375 IN. DEPTH OF BOLT HOLES,TWO PIPE THREADED AIR INLETS |