National Stock Number (NSN) 1650-00-077-1977, or NIIN 000771977, (head,linear actuating cylinder) 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 is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 6 suppliers. Today, 4 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 5 years, with the most recent procurement date of Feb 01, 2018. There have been 7 contracts issued for this part number, with 10 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE4A618F7963, SPE4A618F7963, SPE4AX14D9498, SPE4AX14D9498, SPE4AX14D9498. The total value of the awarded contracts has been US$ 108,795.38.
This NSN is unique to one weapons system.
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 Jul 02, 2006, 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 or the rights to use the data needed to purchase this part from additional sources are not owned by the Government and it has been determined that it is uneconomical to purchase them. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 61755. [AN ITEM DESIGNED TO ATTACH TO THE ACTUATING END OF A LINEAR CYLINDER. IT HAS AN ORIFICE TO ACCOMMODATE A PISTON ROD AND PACKING, BEARING, OR THE LIKE TO RETAIN FLUID IN THE CYLINDER ASSEMBLY. THE ITEM MAY INCLUDE PORTS, VALVES, AND THE LIKE. FOR ITEMS OPPOSITE THE ACTUATING END, SEE CAP, LINEAR ACTUATING CYLINDER.]. 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 1650000771977 does not contain precious metals.
This NSN is associated to Schedule B 8803300060: other parts of airplanes or helicopters for use in military aircraft (excludes propellers, rotors, undercarriages, and parts thereof). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336413: other aircraft parts and auxiliary equipment manufacturing.
This information was last updated on Jul 01, 2025.