National Stock Number
6640-01-263-0741
National Stock Number (NSN) 6640-01-263-0741, or NIIN 012630741, (drying chamber,vacuum) was assigned September 9, 1987 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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, there are no suppliers 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, with the most recent procurement date of Mar 03, 2010. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM2DH10M0531. The total value of the awarded contracts has been US$ 17.32.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 02, 2006, 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) 19429. [AN ITEM MADE OF GLASS OR METAL AND CONSISTING OF A TEST TUBE-LIKE CONTAINER WHICH FORMS PART OF A DRYING ASSEMBLY WHEN CONNECTED TO A VACUUM CHAMBER. THE CONTAINER MAY BE SURROUNDED BY A CONSTANT TEMPERATURE JACKET IN WHICH HEATED OR COOLED VAPORS CIRCULATE. THE JACKET HAS AN INLET AND OUTLET IN THE FORM OF SIDE-ARMS.]. 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 6640012630741 does not contain precious metals.
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 Jun 01, 2025.