National Stock Number
5340-01-118-3390
National Stock Number (NSN) 5340-01-118-3390, or NIIN 011183390, (retainer,helical compression spring) was assigned September 1, 1981 in the Federal Logistics Information System (FLIS). NIIN 011183390 was cancelled on April 19, 2019, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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, there are no suppliers that are deemed design controlled or valid supply parts.
This part number has not been procured by the US Government in over 5 years.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Jun 08, 2020, 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 Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 24327. [A CYLINDRICAL ITEM SPECIFICALLY DESIGNED TO FIT OVER THE END OF AND COMPLETELY ENCASE THE SPRING. THE OPEN END IS USUALLY FLANGED; THE OPPOSITE END MAY BE CLOSED OR HAVE AN ORIFICE TO ACCOMMODATE A GUIDE, PLUNGER, OR THE LIKE. IT IS USED TO POSITION THE SPRING AND RESTRAIN LATERAL MOTION. IT MAY PROVIDE A SEAT FOR THE SPRING. EXCLUDES:HOLDER,SPRING.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). 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 5340011183390 does not contain precious metals.
This information was last updated on Aug 01, 2025.