National Stock Number
5365-01-583-0377
National Stock Number (NSN) 5365-01-583-0377, or NIIN 015830377, (ring,tolerance) was assigned March 12, 2010 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. One of those 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 a year. There have been 3 contracts issued for this part number, with 3 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: SPE4A721V2554, SPE4A721P8497, SPE4A721P8497, SPE4A016M0666. The total value of the awarded contracts has been US$ 1,122.80.
This NSN is somewhat common among different platforms, belonging to 6 different weapons systems.
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 Apr 22, 2016, 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) 26495. [A CORRUGATED STRIP OF SPRING STEEL IN THE FORM OF A CIRCLE. IT IS UNATTACHED AT THE ENDS TO CREATE A SMALL GAP AND FLAT ON THE SIDES OF THE CORRUGATIONS TO PROVIDE RIGIDITY. THE CORRUGATIONS PROTRUDE FROM ONE SURFACE ONLY. EXCLUDES:CLIP, SPLIT TUBULAR; CLIP, SPRING TENSION; AND RING, RETAINING.]. 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 5365015830377 does not contain precious metals.
This NSN is associated to Schedule B 9017308000: gauges for measuring length. The Schedule B End Use is listed as measuring, testing, control instruments.
This information was last updated on Jul 01, 2025.