6/4 size 'c' tuba; .770 in. Bore; 4 piston - 1 rotary valve; 20 in. Bell; silver plated
No other part numbers with same form, fit, and function found.
Classification: Brass-wind instruments
NSN 6645-01-651-9562
NSN 6150-01-554-3582
NSN 5990-00-538-7330
NSN 6150-00-233-6356
NSN 5996-01-358-8671
NSN 5950-01-233-0351
NSN 5935-01-468-7209
NSN 5999-00-466-3226
NSN 6620-01-128-9808
NSN 6320-01-067-0474
NSN 6150-01-378-2184
NSN 5975-01-501-6482