National Stock Number
6650-00-175-4902
National Stock Number (NSN) 6650-00-175-4902, or NIIN 001754902, (prism,optical instrument,mounted) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 001754902 was cancelled on April 29, 2010, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 23400. [A PRISM, OPTICAL INSTRUMENT, RETAINED IN A HOLDER (1), OPTICAL ELEMENT. SEE ALSO BEAM SPLITTER, OPTICAL INSTRUMENT, MOUNTED.]. 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 6650001754902 does not contain precious metals.
This information was last updated on Aug 01, 2025.