National Stock Number (NSN) 1560-01-687-0487, or NIIN 016870487, (rib,stiffener,aircraft) was assigned March 16, 2020 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 9 suppliers. Today, 9 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 9 suppliers are deemed design controlled or valid supply parts.
This part number is actively being procured by the US Government, with procurement history within the last 90 days. There have been 16 contracts issued for this part number, with 15 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: SPE4AX25F4105, SPE4AX25F4105, SPE4AX25F3471, SPE4AX25F3471, SPE4AX25F0417. The total value of the awarded contracts has been US$ 251,684.46.
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 May 20, 2020, this NSN's acquisition method was noted as: Suitable for competitive acquisition for the first time. (Potential sources shall include dealers/distributors.) 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) 41027. [A VERTICAL, RELATIVELY SHORT, RIB LOCATED IN A FUSELAGE, NACELLE, POD, AND THE LIKE. IT FOLLOWS THE PERIPHERY AND PROVIDES ADDITIONAL RIGIDITY. IT MAY JOIN VARIOUS COMPONENTS SUCH AS STRINGERS, LONGERONS, AND THE LIKE. IT IS SUPPLEMENTARY TO THE FRAMES AND BLUKHEADS. SEE ALSO RIB (1), AIRFOIL.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no information in the HMIRS; however, the NSN is in an FSC in Table II of Federal Standard 313 and an MSDS may be required by the user. The requirement for an MSDS is dependent on a hazard determination of the supplier or the intended end use of the product. NSN 1560016870487 does not contain precious metals.
This NSN is associated to Schedule B 8803909060: other parts, nesoi, for use in other military aircraft, spacecraft and spacecraft launch vehicles (excluding parts of communication satellites). The Schedule B End Use is listed as parts for military-type goods. NAICS classification category 336419: other guided missile and space vehicle parts and auxiliary equipment manufacturing.
This information was last updated on Jun 01, 2025.