2a single mounting facility thread class 0.265" single mounting facility thread length 1.050" overall length fixed stop between the last tap, circular, bushing mount unf single mounting facility thread series
2b thread class right-hand 5.560" overall length 1.020" overall width 20 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
Used on 6625-01-138-0361 counter,electronic,digital. 2a thread class 0.850" overall length 0.500" overall width 40 thread quantity per inch uns thread series