2a single mounting facility thread class 0.437" single mounting facility thread length 3.625" overall length tap, circular, bushing mount unef single mounting facility thread series
Used on 5830-01-138-5073. 2a single mounting facility thread class 0.391" single mounting facility thread length 1.468" overall length 0.138-32 unc-28 thd hole 0.234 in. deep in shaft circular wafer, bushing mount unef single mounting facility thread series