2a single mounting facility thread class 0.437" single mounting facility thread length 2.245" overall length item must comply with requirements of defense supply center columbus production standard no. LO3665 tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 1.899" overall length tap, circular, bushing mount unef single mounting facility thread series
2a thread class right-hand 31.5mm overall length 23.8mm overall width 10 thread quantity per inch added emp, vibration, fluid resistance, firewall, fire zone iso m thread series
2a thread class right-hand 1.243" overall length 20 thread quantity per inch 17-35 insert configuration; heavier cadmium plating required for corrosion protection unef thread series