NSN 6650-12-175-6024, 6650121756024
CAP,PROTECTIVE,PERISCOPE

Federal Supply Classification: FSC 6650 - Optical Instruments, Test Equipment, Components and Accessories
National Item Identification Number: NIIN 121756024
Codification Country: Germany
Item Name Code: INC 53521
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 6650-12-175-6024

National Stock Number (NSN) 6650-12-175-6024, or NIIN 121756024, (cap,protective,periscope) has an unknown assigned date. NIIN 121756024 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.

There are 4 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are 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 information was last updated on Aug 18, 2025.