National Stock Number
5340-01-256-2261
National Stock Number (NSN) 5340-01-256-2261, or NIIN 012562261, (mount,resilient) was assigned June 3, 1987 in the Federal Logistics Information System (FLIS). NIIN 012562261 was cancelled on July 19, 2002, 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.
This NSN is assigned to Item Name Code (INC) 19560. [INC 19560 CANCELLED/REPLACED BY ,INC 53590, FIIG A535S, INC 53589, FIIG A535S, ON 121799 AN ITEM MADE OF MATERIAL HAVING ELASTIC PROPERTIES. IT MAY HAVE RIGID MOUNTING FACILITIES SUCH AS A FLANGE(S), SLEEVE(S), STUD(S), OR THE LIKE. IT IS DESIGNED TO ISOLATE OR DAMPEN SHOCK AND/OR VIBRATION OF A CONTINUOUS OR INTERMITTENT ORIGIN AND SERVE AS A SUPPORT FOR AN ITEM TO BE SO ISOLATED. EXCLUDES:SPRING (AS MODIFIED), BUMPER, HYDRAULIC AND PNEUMATIC SHOCK ABSORBERS, DASHPOTS, GROMMETS, AND SHOCK PADS.]. 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 5340012562261 does not contain precious metals.
This information was last updated on Apr 01, 2025.