2b all threaded hole thread class 1.156" overall length 1.594" overall width 32 all threaded hole thread quantity per inch rectangular unc all threaded hole thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.687" overall length circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.629" overall length 1.250" overall width rear of section has 1 dummy lug circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 2.000" overall length 1.250" overall width circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.907" overall length 1.313" overall width circular wafer, bushing mount unef single mounting facility thread series