National Stock Number (NSN) 5340-00-551-6146, or NIIN 005516146, (disk,solid,plain) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 3 stock numbers: 2815005985119, 2815005247728, 2815003015106.
There are 7 manufacturer part numbers associated with this NSN. 5 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.
This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of May 24, 2018. There have been 3 contracts issued for this part number, with 7 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPE7M118FAJRG, SPE7M118FAJRG, SPE7M118FAGWE, SPM7LX08D9028, SPM7LX08D9028. The total value of the awarded contracts has been US$ 7,506.62.
This NSN is very common among different weapons systems, belonging to 42 different platforms.
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 May 30, 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. This part is a commercial/non-developmental/off-the-shelf-item. Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 16584. [A CIRCULAR ITEM WITH TWO PARALLEL BEARING SURFACES WITHOUT HOLE(S) OR GROOVE(S). IT HAS AN OUTSIDE DIAMETER GREATER THAN ITS LENGTH, AND MAY BE FABRIC REINFORCED. DO NOT USE IF A MORE SPECIFIC ITEM NAME APPLIES. FOR ITEMS PRIMARILY DESIGNED TO RUPTURE AT A PREDETERMINED PRESSURE, SEE DISK, RUPTURABLE. FOR ITEMS MADE OF FELT, SEE FELT, MECHANICAL, PREFORMED. FOR METALLIC OR PLASTIC ITEMS WITH A LAMINATED CROSS SECTION, SEE SHIM. EXCLUDES DIAPHRAGM, VALVE, FLAT; DIAPHRAGM, VALVE, SPECIAL SHAPED; DISK, VALVE, NONMETALLIC; FILTERING DISK FLUID; AND INSULATOR, DISK.]. 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 5340005516146 contains an unknown precious metal.
This NSN is associated to Schedule B 7326190000: other articles of iron or steel forged or stamped, but not further worked, nesoi. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332999: all other miscellaneous fabricated metal product manufacturing.
This information was last updated on Aug 01, 2025.