2b thread class right-hand 5.125" overall length 1.359" overall width 18 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
2b thread class right-hand 5.780" overall length 0.340" overall width 40 thread quantity per inch enamel surface treated open frame type unc thread series
2a single pressure connection thread class 3.238" overall length 0.250" single connection outside diameter altered iaw navy dwg no.2816042 cylindrical unf single pressure connection thread series