National Stock Number
3680-00-163-9831
National Stock Number (NSN) 3680-00-163-9831, or NIIN 001639831, (finishing machine,abrasion,vibratory) was assigned November 12, 1971 in the Federal Logistics Information System (FLIS). NIIN 001639831 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. 2 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. 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) 31789. [A POWER OPERATED MACHINE HAVING A CIRCULAR OR RECTANGULAR CONTAINER IN WHICH CONTROLLED ABRADING TAKES PLACE BY SUBJECTING THE TOTAL MASS OF PARTS, (I.E., CASTING, FORGINGS, MACHINED AND PRESSED PARTS, STONE AND THE LIKE), FINISHING MEDIUM, AND FINISHING COMPOUND TO SIMULTANEOUS VIBRATION AND SLIDING ACTIONS. CIRCULAR TYPES MAY ALSO IMPART A SPIRAL ORBITAL MOTION TO THE MASS. THE ITEM IS DESIGNED FOR DEBURRING, DESCALING, BURNISHING, AND SIMILAR SURFACE FINISHING OPERATIONS.]. 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 3680001639831 does not contain precious metals.
This information was last updated on Aug 01, 2025.