Two or more different types of items having a common mounting or mounted on each other which together form a portion of a periscope subassembly but which in itself is not a complete functioning item and cannot be assigned a more definite item name.
Classification: Periscopes, telescopes designed to form parts of machines, nesoi
NSN 5990-01-174-6851
NSN 5960-01-189-5712
NSN 5965-01-578-6911
NSN 6135-00-840-6451
NSN 6645-01-342-5314
NSN 5945-01-510-9223
NSN 5945-00-997-5988
NSN 5920-01-356-0431
NSN 6650-01-415-3332
NSN 6150-01-127-2859
NSN 6645-01-030-8930
NSN 5930-00-709-7957