2a single mounting facility thread class 0.417" single mounting facility thread length 2.124" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 2.977" overall length tap, circular, bushing mount unef single mounting facility thread series
2a power takeoff facility bushing thread class 32 power takeoff facility bushing thread quantity per inch unc power takeoff facility bushing thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 2.937" overall length item must comply with requirements of desc production standard no. L02545; for navy nuclear propulsion plant products only tap, circular, bushing mount unef single mounting facility thread series