3b all threaded hole thread class 2.359" overall length 1.906" overall width 32 all threaded hole thread quantity per inch rectangular unc all threaded hole thread series
3a single threaded bushing thread class 0.375" single threaded bushing thread length 3.687" overall length 24 single threaded bushing thread quantity per inch cylindrical w/flange unf single threaded bushing thread series
2a single threaded bushing thread class 0.373" overall length 28 single threaded bushing thread quantity per inch plug unf single threaded bushing thread series
2a all threaded stud thread class 0.187" all threaded stud thread length 40 all threaded stud thread quantity per inch disc unc all threaded stud thread series