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 7035-01-657-7183
NSN 5998-01-388-1223
NSN 5975-00-226-8429
NSN 6685-01-426-8929
NSN 6135-00-932-3136
NSN 5985-01-297-2724
NSN 6620-00-189-0967
NSN 5855-00-918-1622
NSN 6320-01-287-8070
NSN 5855-01-545-0566
NSN 6650-00-155-5827
NSN 6145-00-284-1514