2a 2nd mounting facility thread class 0.438" 2nd mounting facility thread length 7.750" overall length 2.812" overall width 24 1st mounting facility thread quantity per inch item must comply with requirements of desc production standard no. L03731; for navy nuclear propulsion plant products only tap, square frame unc 1st mounting facility thread series
Used on 6625-00-140-8259 test set,loran. 2a single mounting facility thread class 0.312" single mounting facility thread length 1.666" overall length tap, circular, bushing mount unef single mounting facility thread series
2a thread class right-hand 2.438" overall length 0.875" overall width 32 thread quantity per inch item must comply with requirements of defense supply center columbus production standard no. LO3747 unc thread series