National Stock Number
4920-01-661-0055
National Stock Number (NSN) 4920-01-661-0055, or NIIN 016610055, (test set,hydraulic system compon) was assigned February 13, 2017 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 2 suppliers. Today, 2 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.
This NSN is unique to one weapons system.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Feb 14, 2017, 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 needed to produce this item from additional sources is not physically available. Valid AMCs: 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 4920016610055 does not contain precious metals.
This NSN is associated to Schedule B 9032810080: hydraulic and pneumatic instruments and apparatus except industrial process control. The Schedule B End Use is listed as measuring, testing, control instruments. NAICS classification category 334513: instruments and related products manufacturing for measuring, displaying, and controlling industrial process variables.
This information was last updated on Apr 01, 2025.