National Stock Number
6640-00-081-6553
National Stock Number (NSN) 6640-00-081-6553, or NIIN 000816553, (condenser,laboratory) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6640003599734.
There are 7 manufacturer part numbers associated with this NSN. 5 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 unique to one weapons system.
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) 19430. [A DEVICE, USUALLY CYLINDRICAL IN SHAPE, COMPOSED OF AN INTERNAL TUBE SURROUNDED BY AN OUTER JACKET. THE TUBE MAY BE STRAIGHT, COILED, REPETITIOUSLY BULBOUS OR INDENTED AND MUST HAVE AN INLET AND OUTLET FOR THE CONDENSING VAPORS. THE JACKET MUST HAVE AN INLET AND OUTLET, IN THE FORM OF MALE SIDE TUBULATIONS, FOR THE REGULAR FLOW OF THE COOLANT. USED FOR CONDENSING VAPORS TO A LIQUID STATE IN REFLUXING, EXTRACTING AND DISTILLING OPERATIONS. EXCLUDES:DISTILLING COLUMN, FRACTIONATING.]. 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 6640000816553 contains an unknown precious metal.
This NSN is associated to Schedule B 7017100000: laboratory, hygienic or pharmaceutical glassware, whether or not graduated or calibrated, of fused quartz or other fused silica. The Schedule B End Use is listed as laboratory testing instruments. NAICS classification category 327212: other pressed and blown glass and glassware manufacturing.
This information was last updated on Jul 01, 2025.