3a all threaded stud thread class right-hand all threaded stud 0.438" all connections inside diameter 0.620" all threaded stud thread length 3.900" overall length cylindrical unf all pressure connection thread series
2b thread class right-hand 1.234" overall length 0.484" overall width 40 thread quantity per inch anodize surface treated hood, top opening w/clamp unc thread series
2a single mounting facility thread class right-hand single mounting facility 2.031" overall length 1.719" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series