2b single mounting facility thread class 1.351" overall length 1.320" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series
Used on type no. mk-585/fps-36. 2a single mounting facility thread class 1.350" overall length 1.600" overall width unc single mounting facility thread series
2a single mounting facility thread class right-hand single mounting facility 0.375" single mounting facility thread length 1.531" overall length 1.531" overall width 32 single mounting facility thread quantity per inch unc single mounting facility thread series