National Stock Number
3020-01-177-4021
National Stock Number (NSN) 3020-01-177-4021, or NIIN 011774021, (sprocket wheel) was assigned April 24, 1984 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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, with the most recent procurement date of May 19, 2012. There has been one contract issued for this part number, with one award given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM7M112V7068. The total value of the awarded contracts has been US$ 144.90.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 05, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 04456. [A TOOTHED WHEEL WHOSE TEETH OR SPROCKETS ARE DESIGNED TO BE ENGAGED WITH THE LINKS OF A PITCH CHAIN, TRACK, OR THE LIKE. IT IS USUALLY USED FOR TRANSMITTING POWER.]. 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 3020011774021 does not contain precious metals.
This NSN is associated to Schedule B 8483901000: chain sprockets and parts thereof. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333613: mechanical power transmission equipment manufacturing.
This information was last updated on Jun 01, 2025.