| GENERAL CHARACTERISTICS ITEM DESCRIPTION | COPPER ALLOY CASTING,TYPE I,ALLOY NO. 865 OR 903,SPEC QQ-C-390 ORMALLEABLE IRON CASTING,GRADE 32510 ATSM A47; 2.750 IN. OVERALL LG.; 2.000IN. OVERALL WIDTH; FOUR MOUNTING HOLES0.270 IN. MINIMUM,0.290 IN. MAXIMUM DIAMETER |