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 5950-00-555-2881
NSN 5915-01-593-2868
NSN 6220-00-689-6723
NSN 5975-01-157-8140
NSN 6135-01-242-6484
NSN 5950-01-621-9714
NSN 6645-00-466-0685
NSN 6610-00-097-0180
NSN 5915-01-482-8377
NSN 7035-00-849-5526
NSN 6145-01-003-0455
NSN 6105-01-607-4306