National Stock Number (NSN) 1650-01-243-4331, or NIIN 012434331, (accumulator,hydraulic) was assigned October 27, 1986 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. 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 5 suppliers. Today, 3 suppliers are listed as Active suppliers 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 not been procured by the US Government in over 5 years, with the most recent procurement date of Nov 20, 2018. There have been 3 contracts issued for this part number, with 9 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE4A619F4778, SPM4A112G0003, SPM4A112G0003, SPM4A112G0003, N0038307G006H. The total value of the awarded contracts has been US$ 444,768.01.
This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.
There has been a small amount of 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 Aug 02, 2008, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) Acquisition of this part is restricted to source(s) specified on "Source Control", "Altered Item" or "Selected Item" drawings/documents. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 20977. [AN ACCUMULATOR IN WHICH LIQUIDS ARE STORED UNDER PRESSURE FOR MOMENTARY ENERGY IN A HYDRAULIC SYSTEM. EXCLUDES:ACCUMULATOR, HYDRAULIC, SQUIB ACTUATED.]. 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 1650012434331 does not contain precious metals.
This NSN is associated to Schedule B 8479899865: hydraulic accumulators. The Schedule B End Use is listed as industrial machines, other. NAICS classification category 333995: fluid power cylinder and actuator manufacturing.
This information was last updated on Jun 01, 2025.