2a single mounting facility thread class 0.375" single mounting facility thread length 1.281" overall length 1.094" overall width circular wafer, bushing mount unef single mounting facility thread series
Used on strategic weapon systems (poseidon and trident),blue ridge class lcc-19,yellowstone class ad-41. 2a single mounting facility thread class 0.312" single mounting facility thread length 1.875" overall length 0.937" overall width weapon system essential circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 3.629" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.312" single mounting facility thread length 1.697" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.417" single mounting facility thread length 2.877" overall length tap, circular, bushing mount unef single mounting facility thread series