National Stock Number
6650-01-540-4542
National Stock Number (NSN) 6650-01-540-4542, or NIIN 015404542, (microscope,optical) was assigned May 19, 2006 in the Federal Logistics Information System (FLIS). NIIN 015404542 was cancelled on August 2, 2016, 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 2 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 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 unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 01, 2020, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 09176. [AN OPTICAL INSTRUMENT USED AS AN ASSISTANCE TO THE EYE OR CAMERA IN VIEWING OR PHOTOGRAPHING MINUTE CLOSE OBJECTS. THE ESSENTIAL PARTS OF A MICROSCOPE COMPRISE AN OPTICAL SYSTEM CONSISTING OF SEPARATE OBJECTIVE AND OCULAR LENS ASSEMBLIES WHICH PROVIDE GREATER MAGNIFICATIONS THAN CAN BE OBTAINED WITH A SINGLE LENS ASSEMBLY. EXCLUDES:MAGNIFIER.]. 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 6650015404542 does not contain precious metals.
This information was last updated on Aug 01, 2025.