National Stock Number
5120-00-293-1137
National Stock Number (NSN) 5120-00-293-1137, or NIIN 002931137, (winder,mainspring,jeweler''s) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). NIIN 002931137 was cancelled on April 29, 2010, 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 no manufacturer part numbers associated to this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is assigned to Item Name Code (INC) 03376. [AN ITEM CONSISTING OF A SINGLE HAND TYPE OR VISE TYPE WINDER, DESIGNED TO WIND A RANGE OF SPRING SIZES, EITHER BY BEING ADJUSTABLE OR HAVING ADDITIONAL BARRELS AND/OR ARBORS. FOR ITEMS CONSISTING OF TWO OR MORE WINDERS, EACH DESIGNED TO WIND AN INDIVIDUAL SPRING SIZE, OR TWO OR MORE WINDERS, EACH DESIGNED TO WIND A RANGE OF SPRING SIZES, USE WINDER SET, MAINSPRING, JEWELER'S.]. 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 5120002931137 does not contain precious metals.
This information was last updated on Jul 01, 2025.