2b thread class right-hand 1.546" overall length 0.484" overall width 40 thread quantity per inch anodize surface treated hood, top opening w/clamp unc thread series
Used on type no. th-16/t. 2a single mounting facility thread class 3.120" overall length 1.430" overall width unc single mounting facility thread series
2b single mounting facility thread class 1.960" overall length 1.960" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.703" overall length 1.970" overall width circular wafer, bushing mount unef single mounting facility thread series