National Stock Number
6640-00-442-6457
National Stock Number (NSN) 6640-00-442-6457, or NIIN 004426457, (rack,test tube,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 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 unique to one weapons system.
This NSN is assigned to Item Name Code (INC) 17078. [A DEVICE USED TO HOLD SEVERAL TEST TUBES UPRIGHT WHEN WAITING FOR A CHEMICAL REACTION OR WHEN TEST TUBES ARE NOT IN USE. EXCLUDES:RACK, COMPARISON TEST TUBE, LABORATORY.]. 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 6640004426457 contains an unknown precious metal.
This NSN is associated to Schedule B 9402900020: medical, surgical, dental or veterinary furniture, nesoi. The Schedule B End Use is listed as medicinal equipment. NAICS classification category 337127: institutional furniture manufacturing.
This information was last updated on Aug 01, 2025.