National Stock Number
6640-00-494-3779
National Stock Number (NSN) 6640-00-494-3779, or NIIN 004943779, (tongs,laboratory) was assigned January 1, 1963 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, 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 17461. [A METAL TOOL USED TO GRIP, LIFT AND MANIPULATE HOT VESSELS OR CONTAINING A HAZARDOUS SOLUTION. IT HAS LONG HANDLES AND TYPICALLY TWO CURVED AND CONCAVE PINCERS DESIGNED TO ACCOMMODATE THE SHAPE OF A CRUCIBLE, FLASK, BEAKER, OR THE LIKE. EXCLUDES:CLAMP,TEST TUBE AND TONGS,HANDLING,REMOTE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 6640004943779 contains an unknown precious metal.
This NSN is associated to Schedule B 9018908000: other instruments and appliances used in medical, surgical, dental or veterinary sciences, nesoi. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 339112: surgical and medical instrument manufacturing.
This information was last updated on Jul 01, 2025.