National Stock Number
1650-00-197-4425
National Stock Number (NSN) 1650-00-197-4425, or NIIN 001974425, (cylinder assembly,actuating,line) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 1650001974428, 1650006026221, 1650005134743.
There is only one manufacturer part number 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, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 04, 2008, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 31310. [A CYLINDER CONTAINING A PISTON AND OTHER COMPONENT PARTS DESIGNED TO DEVELOP LINEAR MOTION REQUIRED TO OPERATE A GIVEN OBJECT(S) WITH ENERGY GENERATED FROM EITHER PNEUMATIC OR HYDRAULIC PRESSURE(S). SEE ALSO CYLINDER, ACTUATING, LINEAR. DO NOT USE IF A MORE SPECIFIC NAME APPLIES.]. 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 1650001974425 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 Aug 01, 2025.