2b thread class right-hand 3.000" overall length 1.156" overall width 28 thread quantity per inch cadmium surface treated straight type w/cable clamp un thread series
Used on type no. ra-53-c. 2b single mounting facility thread class 2.650" overall length 1.719" overall width unc single mounting facility thread series
2b single mounting facility thread class 4.000" overall length 2.250" overall width windings connected in series unc single mounting facility thread series