Used on pacer dawn. 3a thread class right-hand 0.2495" bore diameter 28 thread quantity per inch bearing is self-aligning shouldered ball type unjf thread series
Used on m198 towed howitzer. 0.5280" overall length material aslisted on dwg is mang anese bronze, copper alloy uns C6700 ORC67500, hard, astm-B138 17a split, plain, no outside flanges