A cup-shaped metallic item used on navigational marker buoys. It is designed to be mounted on a stand or bell tower and generally operated by bell tappers, suspended from a tower, striking outer surface to produce a warning sound.
NSN 6220-01-629-5068
NSN 6240-00-331-8732
NSN 6150-01-146-4732
NSN 5960-01-503-0362
NSN 5920-00-030-5712
NSN 5910-01-290-3769
NSN 4140-01-623-6297
NSN 6240-01-439-5363
NSN 6320-01-145-9013
NSN 5960-00-412-1202
NSN 4140-01-243-4311
NSN 6610-01-398-1094