2b single mounting facility thread class 5.200" overall length 2.570" overall width 32 single mounting facility thread quantity per inch reset button unf single mounting facility thread series
2a single mounting facility thread class 1.550" overall length 32 single mounting facility thread quantity per inch un single mounting facility thread series
2a single mounting facility thread class 1.440" overall length 32 single mounting facility thread quantity per inch un single mounting facility thread series
2b single mounting facility thread class 1.750" overall length 1.142" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series