National Stock Number
3040-01-187-1256
National Stock Number (NSN) 3040-01-187-1256, or NIIN 011871256, (head,linear actuating cylinder) was assigned August 18, 1984 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. 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.
This part number has not been procured by the US Government in over 5 years.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jan 01, 2013, 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 3040011871256 does not contain precious metals.
This NSN is associated to Schedule B 8412210015: linear acting hydraulic motors with tie-rod type cylinders. The Schedule B End Use is listed as industrial engines. NAICS classification category 333995: fluid power cylinder and actuator manufacturing.
This information was last updated on Jul 01, 2025.