2a single mounting facility thread class 2.500" overall length 1.560" overall width 32 single mounting facility thread quantity per inch uns single mounting facility thread series
2a single mounting facility thread class 2.750" overall length 32 single mounting facility thread quantity per inch uns single mounting facility thread series
0.850" overall length 0.450" overall width item must comply with requirements of desc production standard no. L02899; for navy nuclear propulsion plant products only