National Stock Number
4310-01-603-2727
National Stock Number (NSN) 4310-01-603-2727, or NIIN 016032727, (vane,rotary vacuum pump) was assigned February 27, 2012 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. 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. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
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 Jan 31, 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) 50994. [A FLAT OR CURVED ITEM DESIGNED TO BE MOUNTED ON THE ROTOR OF A VACUUM PUMP. THE VANES DIRECT THE AIR FLOW THROUGH THE VACUUM PUMP AND CREATE OR MAINTAIN THE DESIRED PRESSURE AND FLOW CAPACITY.]. 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 4310016032727 does not contain precious metals.
This information was last updated on Jul 01, 2025.