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 5985-01-303-7103
NSN 5975-01-611-5910
NSN 5920-01-039-2236
NSN 6685-01-083-9110
NSN 4140-00-707-5963
NSN 6685-01-433-2050
NSN 5945-01-290-9830
NSN 5895-01-400-2663
NSN 5905-01-214-9559
NSN 2925-01-259-7092
NSN 5990-00-246-2184
NSN 6145-01-657-2283