6650-01-479-5075 (ASV170150)
6650-01-479-5075 is equivalent to manufacture part number 135181. It is a periscope protective cap and is classified under Federal Supply Class 6650 (6650 - Optical Instruments and Test Equipment), stocked for defense, aerospace, MRO, and industrial maintenance applications. This item is cataloged in the NATO supply system under 6650 - Optical Instruments and Test Equipment and is available through NSN-PARTS for U.S. government MRO, and commercial procurement.