National Stock Number
6640-01-668-8665
National Stock Number (NSN) 6640-01-668-8665, or NIIN 016688665, (tube,drying,laboratory) was assigned December 11, 2017 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, 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 assigned to Item Name Code (INC) 19424. [A TUBE, STRAIGHT OR CURVED, USUALLY USED FOR DRYING OR PURIFYING GASES BY MEANS OF CALCIUM CHLORIDE OR ANY OTHER SOLID ABSORBENT.]. 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 6640016688665 does not contain precious metals.
This information was last updated on Aug 01, 2025.