National Stock Number
4320-00-847-7571
National Stock Number (NSN) 4320-00-847-7571, or NIIN 008477571, (ring,lantern) was assigned January 1, 1960 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, with the most recent procurement date of Feb 26, 2020. There have been 7 contracts issued for this part number, with 7 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE7MC20V4292, SPE7MC20V4292, SPE7M117P7219, SPE7M114V4389, SPM7M413M1688. The total value of the awarded contracts has been US$ 11,242.55.
This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.
There has been a small amount of 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 Apr 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 60980. [AN ITEM OF SINGLE OR MULTIPIECE CONSTRUCTION, CIRCULAR IN SHAPE AND USUALLY OF H-SHAPE CROSS SECTION, DESIGNED FOR INSERTION BETWEEN PACKING RINGS ON PUMP SHAFTS. THE WEB OF THE RING IS PERFORATED TO PERMIT FLOW OF LIQUID TO THE SHAFT AND PACKING FOR SEALING, COOLING AND LUBRICATING PURPOSES.]. 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 4320008477571 contains an unknown precious metal.
This NSN is associated to Schedule B 8413919520: parts, nesoi, of pumps for liquids. The Schedule B End Use is listed as industrial engines. NAICS classification category 333911: pump and pumping equipment manufacturing.
This information was last updated on Aug 01, 2025.