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 6110-01-445-5273
NSN 6320-00-937-5625
NSN 5915-00-423-2749
NSN 6610-01-141-7014
NSN 5930-01-517-3631
NSN 6130-00-017-9339
NSN 5910-01-647-3884
NSN 6110-01-507-5701
NSN 2925-01-426-3410
NSN 6145-00-139-7570
NSN 5990-01-074-2210
NSN 5990-01-459-9533