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 6610-01-631-1184
NSN 5945-01-380-0117
NSN 6150-00-432-5668
NSN 5960-01-411-5217
NSN 6130-01-209-6893
NSN 5965-01-048-4767
NSN 6110-01-042-4117
NSN 6135-01-466-1153
NSN 6645-00-899-1235
NSN 5935-01-150-3451
NSN 6620-00-730-8699
NSN 6320-01-442-8604