National Stock Number
6650-01-538-2259
National Stock Number (NSN) 6650-01-538-2259, or NIIN 015382259, (cap,protective,periscope) was assigned March 15, 2006 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 53521. [AN ITEM SPECIFICALLY DESIGNED TO FIT OVER THE EYE-PIECE OPENING OF A PERISCOPE (AS MODIFIED). IT PROTECTS PERSONNEL AGAINST INJURIES AND THE PERISCOPE AGAINST DAMAGE DUE TO SHOCK. A LOOK-THROUGH OPENING CAP CAN BE AVAILABLE. EXCLUDES:VISOR, PERISCOPE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6650015382259 does not contain precious metals.
This information was last updated on Jun 01, 2025.