National Stock Number
6685-21-912-8298
National Stock Number (NSN) 6685-21-912-8298, or NIIN 219128298, (dampener,fluid pressure) has an unknown assigned date. 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. 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 assigned to Item Name Code (INC) 19138. [AN AUTOMATIC THROTTLING DEVICE DESIGNED TO ABSORB FLUID PULSATIONS AND SURGES, THUS REDUCING MECHANICAL VIBRATIONS. EXCLUDES:DAMPENER, FLUTTER.].
This information was last updated on Nov 26, 2025.