National Stock Number
6645-00-536-1526
National Stock Number (NSN) 6645-00-536-1526, or NIIN 005361526, (wheel and pinion assembly) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 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. ISO Group has several sources of supply for this NSN.
This part number has been procured by the US Government within the last year, but shows no recent (last 90 days) procurement activity. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A625V265B, SPE4A623V465Y, SPE4A617V4531, SPE4A616V5295, SPM4A612MKM05. The total value of the awarded contracts has been US$ 10,417.52.
This NSN is very common among different weapons systems, belonging to 37 different platforms.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 2,569. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 21, 2012, 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) 77777. 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 6645005361526 does not contain precious metals.
This NSN is associated to Schedule B 7304110000: line pipe of a kind used for oil or gas pipelines, seamless, of stainless steel. The Schedule B End Use is listed as drilling & oilfield equipment.
This information was last updated on Aug 01, 2025.