National Stock Number (NSN) 5315-01-112-5553, or NIIN 011125553, (pin,hollow) was assigned May 6, 1981 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 2 suppliers are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 184 contracts issued for this part number, with 160 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE4A625FC928, SPE4A625FBZHR, SPE4A625FBFVU, SPE4A625FBFVT, SPE4A625FBETQ. The total value of the awarded contracts has been US$ 897,498.72.
This NSN is fairly common among different weapons systems, belonging to 13 different platforms.
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$ 220,816. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 06, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. 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 is a Flight Safety Critical Aircraft Part (FSCAP). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5315011125553 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 Jul 01, 2025.