National Stock Number
1650-00-055-9545
National Stock Number (NSN) 1650-00-055-9545, or NIIN 000559545, (accumulator,hydraulic) was assigned January 1, 1963 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 4 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.
This part number has not been procured by the US Government in over a year. 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: SPE4A523P4320. The total value of the awarded contracts has been US$ 18,400.00.
This NSN is somewhat common among different platforms, belonging to 6 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. The 24 month forecast from the US Government for this part number has high volatility, with an estimated forecasted value of US$ 44,712. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Sep 08, 2011, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. 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.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 1650000559545 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.