National Stock Number
3020-01-395-3993
National Stock Number (NSN) 3020-01-395-3993, or NIIN 013953993, (gear set,worm and worm wheel,matched) was assigned August 27, 1994 in the Federal Logistics Information System (FLIS). NIIN 013953993 was cancelled on November 2, 2018, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 4 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jul 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 21972. [A GROUPING OF ONE OR MORE GEAR, WORM AND GEAR, WORM WHEEL AND/OR GEARSHAFT, WORM WHEEL WHICH HAVE BEEN MATCHED TOGETHER FOR A GIVEN CHARACTERISTIC WITHIN A SPECIFIED TOLERANCE. INCLUDES ONLY THOSE GEARS DESIGNED AND TESTED TO ACCOMPLISH A SPECIFICALLY DESIRED FUNCTION.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 3020013953993 does not contain precious metals.
This information was last updated on Jul 01, 2025.