Used on w/s:deck machinery; tarawa class lha; blue ridge class lcc-19; boilers, 1200 psi; filters; an/srn-25(v) navigation radio set; iwo jima class lph; forrestal class cv; fire pumps; main feed pumps. 2b thread class right-hand 24 thread quantity per inch cadmium surface treated
Used on nsn 2320-01-097-0260 hemtt (heavy expanded mobility tactical truck). 2b thread class right-hand 28 thread quantity per inch zinc surface treated