National Stock Number
6650-01-349-5331
National Stock Number (NSN) 6650-01-349-5331, or NIIN 013495331, (tube,extension,borescope) was assigned November 27, 1991 in the Federal Logistics Information System (FLIS). NIIN 013495331 was cancelled on May 1, 2004, 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 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, 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) 61304. [A TUBULAR ITEM USED TO EXTEND THE LENGTH OF A BASIC DEVICE TO COVER THE VARIOUS RANGES FO INTERNAL VISUAL INSPECTION REQUIREMENTS. IT MAY BE ENGRAVED WITH CIRCULAR GRADUATIONS IN UNITS OF LINEAR MEASUREMENTS ON THE PERIPHERY AND ENGRAVED THE FULL LENGTH WITH A LONGITUDINAL LINE FOR THE PURPOSE OF INDEXING THE BORESCOPE.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 6650013495331 does not contain precious metals.
This information was last updated on Jul 01, 2025.