National Stock Number
4320-00-394-6138
National Stock Number (NSN) 4320-00-394-6138, or NIIN 003946138, (ring,lantern) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 48 manufacturer part numbers associated with this NSN. 48 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 8 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers 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 Aug 02, 2004, 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) 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 4320003946138 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.