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 5925-01-564-1340
NSN 5920-01-633-7286
NSN 5855-01-191-3404
NSN 5920-01-165-6881
NSN 4140-01-555-8190
NSN 5965-01-474-3869
NSN 5960-01-462-1864
NSN 6320-00-925-0558
NSN 5950-00-350-2825
NSN 5915-00-661-2223
NSN 6130-01-514-6303
NSN 6645-01-352-6583