National Stock Number
4730-01-378-2590
National Stock Number (NSN) 4730-01-378-2590, or NIIN 013782590, (fitting,lubricant pressure relie) was assigned August 12, 1993 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those 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, only one supplier is 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) 20483. [A SPRING LOADED DEVICE DESIGNED TO RELIEVE EXCESSIVE OIL AND GREASE PRESSURE FROM GEAR BOX HOUSINGS AND SUCH ITEMS AS BEARINGS, KINGPINS AND UNIVERSAL JOINTS. EXCLUDES:FITTING, LUBRICATION.]. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730013782590 contains an unknown precious metal.
This information was last updated on Aug 01, 2025.