2a thread class right-hand 2.500" overall length 2.750" overall width 16 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 5935-01-252-8178, p/n M85049/52-1-40w for the straight style, or nsn 5935-01-230-4525, p/n M85049/51-1-40w for the right angle style un thread series