2b single mounting facility thread class 3.907" overall length 2.141" overall width 28 single mounting facility thread quantity per inch special mtg bracket tap, circuit selector unc single mounting facility thread series
2a thread class right-hand 2.125" overall length 18 thread quantity per inch in order to complete the connector assembly, the user must obtain/provide the backshell. standard versions may be ordered as nsn 5935-01-183-6491, p/n M85049/52-1-20w for the straight style, or nsn 5935-01-186-5610, p/n M85049/51-1-20w for the right angle style unef thread series