2b thread class right-hand 0.880" overall length 0.880" overall width 40 thread quantity per inch 0.308 in. cutout on one side chromate surface treated square shape unc thread series
2a single mounting facility thread class 0.375" single mounting facility thread length 1.937" 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 1.813" overall length circular wafer, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 2.245" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.437" single mounting facility thread length 1.899" overall length tap, circular, bushing mount unef single mounting facility thread series
2a single mounting facility thread class 0.312" single mounting facility thread length 2.233" overall length tap, circular, bushing mount unef single mounting facility thread series