3a first fluid end connection thread class 3.765" overall length anodize surface treated coupling assembly unf first fluid end connection thread series
Used on grumman a10a aircraft;catapult/arresting gear. 3a 1st end bulkhead thread class weapon system essential anodize surface treated unjf all ends thread series
Used on aircraft: helicopter, black hawk (mh-60k, eh-60a, uh-60a), and lamps mark iii, sh-60b. 3a 1st end bulkhead thread class weapon system essential anodize surface treated unjf all ends thread series