2a thread class right-hand 0.640" overall length 0.844" overall width 28 thread quantity per inch cadmium surface treated box/wall mount external thread unef thread series
Used on los angeles class ssn (688), lav, anti-tank, seawolf class ssn, landing system automatic carrier, dual channel, sonar, an/bsy-1(v), trident hull structure, submarine communications and antenna systems, sturgeon class ssn (637), trident exterior communications. 2b thread class 0.281" thread length 32 thread quantity per inch rfi-shielded. weapon system essential closed end
