National Stock Number (NSN) 5315-01-526-4321, or NIIN 015264321, (pin,hollow) was assigned December 16, 2004 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Sep 17, 2020. There have been 8 contracts issued for this part number, with 53 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: SPE4A220F5287, SPE4A519F865Y, SPE4A519F865S, SPE4A519F356Z, SPE4A115G0001. The total value of the awarded contracts has been US$ 151,759.41.
This NSN is unique to one weapons system.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. The 24 month forecast from the US Government for this part number has low volatility, with an estimated forecasted value of US$ 14,447. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Apr 26, 2008, 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 annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 19979. [A CYLINDRICALLY-SHAPED HEADLESS ITEM, HAVING A STRAIGHT SMOOTH BODY AND A HOLE THROUGH THE LONGITUDINAL CENTER. ITS LENGTH MUST NOT EXCEED FIVE TIMES ITS DIAMETER OR 12 INCHES (304 MM), WHICHEVER IS GREATER. EXCLUDES:BEARING, SLEEVE; AND PIN, PISTON.]. 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 5315015264321 does not contain precious metals.
This NSN is associated to Schedule B 7319409000: pins of iron or steel nesoi. The Schedule B End Use is listed as cell phones and other household goods, n.e.c.. NAICS classification category 339993: fastener, button, needle, and pin manufacturing.
This information was last updated on Aug 01, 2025.