National Stock Number
3020-00-578-9122
National Stock Number (NSN) 3020-00-578-9122, or NIIN 005789122, (ratchet wheel) was assigned December 14, 1974 in the Federal Logistics Information System (FLIS). 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 3 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) 61511. [A CIRCULAR WHEEL HAVING TEETH WITH WHICH A RECIPROCATING PAWL ENGAGES TO TURN THE WHEEL FORWARD AND PREVENT BACKWARD MOTION, OR A STATIONARY PAWL WHICH ENGAGES THE WHEEL TO PREVENT BACKWARD MOTION.]. 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 3020005789122 does not contain precious metals.
This information was last updated on Aug 01, 2025.