2a single mounting facility thread class 0.469" single mounting facility thread length 3.469" overall length 32 single mounting facility thread quantity per inch item must comply with requirements of desc production standard no. L02554; for navy nuclear propulsion plant products only tap, circular, bushing mount uns single mounting facility thread series
1.270" overall length 0.635" overall width 32 thread quantity per inch item must comply with requirements of desc production standard no. L02558; for navy nuclear propulsion plant products only uns thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 1.242" overall length snap or line unf single mounting facility thread series
2a single mounting facility thread class 0.312" single mounting facility thread length 2.000" overall length tap, circular, bushing mount unef single mounting facility thread series