4 mtg holes, 0.350" c to c; 3.250" id
A straight formed fitting with identical internal ends, used to form a connection of two air conditioning-heating fittings.
NSN 4140-01-411-3018
NSN 5999-01-081-5127
NSN 5835-01-604-6337
NSN 5999-01-217-4144
NSN 5915-00-626-8238
NSN 5996-01-308-0865
NSN 5999-00-100-5761
NSN 6145-01-357-6288
NSN 5945-01-580-4199
NSN 5945-00-097-9688
NSN 6150-01-437-6796
NSN 5910-01-187-1912