2a single threaded bushing thread class 0.138" single threaded bushing thread length 32 single threaded bushing thread quantity per inch disc unc single threaded bushing thread series
2a single threaded stud thread class 0.380" single threaded stud thread length 32 single threaded stud thread quantity per inch disc unc single threaded stud thread series
2a single threaded stud thread class 0.380" single threaded stud thread length 32 single threaded stud thread quantity per inch disc unc single threaded stud thread series