2a single mounting facility thread class 0.313" single mounting facility thread length 2.500" overall length 4 dummy terminals on front of each section tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 2.843" overall length 1.328" overall width circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.312" single mounting facility thread length 4.016" overall length tap, circular, bushing mount unef single mounting facility thread series