National Stock Number
3020-00-273-3190
National Stock Number (NSN) 3020-00-273-3190, or NIIN 002733190, (link,roller chain) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). NIIN 002733190 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 replaces 1 stock number, 3020005421857.
There are 10 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 9 suppliers. Today, 5 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 4 suppliers are 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.
This NSN is assigned to Item Name Code (INC) 04488. [AN ASSEMBLED UNIT OF A CHAIN, ROLLER CONSISTING OF SIDE PLATES, ROLLER(S), BUSHING(S), OR PIN(S). IT MAY BE A SINGLE OR DOUBLE PITCH. LINKS CONTAINING BUSHINGS WITHOUT ROLLERS SHALL BE AS DESIGNATED BY THE AMERICAN NATIONAL STANDARDS INSTITUTE AS "ROLLER CHAIN." EXCLUDES:LINK, CHAIN (AS MODIFIED); AND PULLEY, SASH.]. 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 3020002733190 does not contain precious metals.
This information was last updated on Jul 01, 2025.