National Stock Number
4920-00-258-3726
National Stock Number (NSN) 4920-00-258-3726, or NIIN 002583726, (test set,hydraulic system components) was assigned June 20, 1973 in the Federal Logistics Information System (FLIS). NIIN 002583726 was cancelled on August 29, 2018, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, 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 Sep 02, 2020, 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) 66828. [AN ITEM OR COLLECTION OF ITEMS DESIGNED SPECIFICALLY FOR MAKING EXAMINATIONS OF HYDRAULIC SYSTEM COMPONENTS, SUCH AS VALVES, PRESSURE REGULATORS, ACCUMULATORS, HOSE LINES, PRESSURE SWITCHES, AND THE LIKE. MAY INCLUDE FAVILITIES FOR CHECKING HYDRAULIC SYSTEMS FOR LEAKS AND PERFORMANCE. SEE ALSO TEST SET, LEAKAGE, GUIDED MISSILE DRAINAGE EQUIPMENT, OR TEST SET, PNEUMATIC SYSTEM COMPONENTS.]. 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 4920002583726 does not contain precious metals.
This information was last updated on Jul 01, 2025.