National Stock Number
2530-00-834-5521
National Stock Number (NSN) 2530-00-834-5521, or NIIN 008345521, (cap,grease) was assigned November 25, 1966 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4210008913939.
There are 4 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.
This part number has not been procured by the US Government in over 5 years.
This NSN is somewhat common among different platforms, belonging to 4 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 Sep 02, 2005, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.
This NSN is assigned to Item Name Code (INC) 22874. [A CAP, USUALLY OF METAL, DESIGNED TO RETAIN LUBRICANT AND EXCLUDES FOREIGN MATTER FROM BEARINGS. IT IS NORMALLY USED AS AN END CLOSURE ON ITEMS DESIGNED TO ROTATE ON A SHAFT,SUCH AS A WHEEL HUB, OR FIT INTO A HOUSING AT THE END OF A ROTATING SHAFT, OR THE LIKE. DO NOT USE IF A MORE SPECIFIC NAME APPLIES. FOR ITEMS MOUNTED BY BOLT HOLES, SEE COVER, ACCESS.]. 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 2530008345521 contains an unknown precious metal.
This NSN is associated to Schedule B 8309100000: crown corks (including crown seals and caps), and parts thereof, of base metal. The Schedule B End Use is listed as finished metal shapes.
This information was last updated on Aug 01, 2025.