A tube coupling nut with the shank end accommodating a smaller tube size than is accommodated by the tube fitting which connects to the threaded end.
Classification: Nuts of iron or steel
NSN 5905-00-648-2323
NSN 6105-00-393-2489
NSN 5975-00-131-6811
NSN 5998-01-139-5286
NSN 7035-01-459-8268
NSN 6610-00-343-9331
NSN 6620-00-952-4278
NSN 2925-00-099-4030
NSN 6130-01-291-4863
NSN 6150-01-259-2557
NSN 6130-01-485-0085
NSN 5910-00-221-5060