Three or more tube assembly, metal connected by tee(s), y(s), or the like to form branches (forks).
NSN 6320-00-116-3658
NSN 6220-00-858-4831
NSN 6145-00-558-1834
NSN 6685-00-421-2508
NSN 4140-00-466-9268
NSN 6145-01-072-3352
NSN 5985-00-988-2531
NSN 6620-01-228-1571
NSN 5920-01-171-6541
NSN 6620-01-550-6059
NSN 5996-01-047-4202
NSN 6650-01-303-4662