National Stock Number
2590-00-856-1804
National Stock Number (NSN) 2590-00-856-1804, or NIIN 008561804, (accumulator,hydraulic) was assigned January 1, 1962 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. None of the associated 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. 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.
There has been a small amount of demand for this national stock number. Globally, demand for this NSN has originated from 9 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 02, 1995, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
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 critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 2590008561804 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 Aug 01, 2025.