National Stock Number
4930-01-199-1572
National Stock Number (NSN) 4930-01-199-1572, or NIIN 011991572, (vent unit,relief) was assigned January 17, 1985 in the Federal Logistics Information System (FLIS). NIIN 011991572 was cancelled on December 2, 1994, with a cancelled status of "Item is Cancelled - USE." This NSN was replaced by NSN 4820013602645. This NSN does not replace any other NSNs.
There are no manufacturer part numbers associated to 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) 35932. [A SPRING LOADED DEVICE EQUIPPED WITH AUTOMATIC PRESSURE AND VACUUM RELIEF VALVES TO RELIEVE DRUM STRUCTURE OF EXCESSIVE VAPOR PRESSURE BUILD-UPS AND PROVIDE FOR VACUUM RELIEF TO FACILITATE LIQUID FLOW. IT ALSO SERVES AS A FILLING UNIT WITH REMOVABLE CAP WITH CHAIN ATTACHMENT.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4930011991572 does not contain precious metals.
This information was last updated on May 01, 2024.