Used on cp-2388a/wrr, los angeles class ssn (688). 2a thread class right-hand 24 thread quantity per inch contacts per mil-c-39029/45-295 unef thread series
Used on submarine class. 2a single mounting facility thread class 0.437" single mounting facility thread length 1.899" overall length rotary switch switch has same charicteristics of nsn 5930-01-055-3966, but is not qualified for military specification tap, circular, bushing mount unef single mounting facility thread series