National Stock Number
5340-12-122-3593
National Stock Number (NSN) 5340-12-122-3593, or NIIN 121223593, (cup,compression) has an unknown assigned date. NIIN 121223593 was cancelled on January 2, 2013, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 13 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, 6 suppliers are listed as Active suppliers 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.
There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.
This NSN is assigned to Item Name Code (INC) 03435. [A NONMETALLIC CUP-SHAPED ITEM DESIGNED TO BE LOCATED WITHIN A CYLINDER, AND WHOSE CONTACT EDGE WITH THE CYLINDER WALLS IS USUALLY FEATHERED. THIS ITEM, BY MEANS OF EXTRUSION, MAKES CLOSE PHYSICAL CONTACT WITH THE CYLINDER WALLS IN ORDER TO PREVENT THE ESCAPE OF INTERNAL PRESSURE. THE ITEM MAY HAVE A CENTER HOLE AND/OR BOLT HOLES. EXCLUDES:CUP, HYDRAULIC BRAKE CYLINDER.].
This information was last updated on May 21, 2025.