National Stock Number
6640-00-004-5343
National Stock Number (NSN) 6640-00-004-5343, or NIIN 000045343, (polisher,metallurgical specimen,) was assigned June 9, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 6640009833225.
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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 02, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 32630. [A POLISHER USED TO SMOOTH FINISH METAL SPECIMENS, OR OBTAIN SPECIMEN SAMPLES FOR LABORATORY ANALYSIS. SEE ALSO GRINDER (1), SPECIMEN, 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 6640000045343 does not contain precious metals.
This information was last updated on Jul 01, 2025.