2a thread class right-hand 0.968" overall length any acceptable overall width 28 thread quantity per inch cadmium surface treated straight type w/cable clamp unef thread series
2b thread class right-hand any acceptable overall length 18 thread quantity per inch cadmium surface treated straight type w/strain relief unef thread series
2a single mounting facility thread class 0.250" single mounting facility thread length 1.338" overall length snap or line unf single mounting facility thread series