Bell signal; mechanical telegraph
NSN 5945-00-906-4052
NSN 5935-00-563-7950
NSN 6610-00-285-5366
NSN 5930-01-378-7050
NSN 5965-01-216-1994
NSN 6645-01-190-4297
NSN 6685-01-067-9961
NSN 4140-00-456-2268
NSN 6645-01-263-5481
NSN 6110-00-271-9928
NSN 6220-00-034-7280
NSN 6620-01-591-4031
Last Updated: 04/29/2024