National Stock Number
4730-00-309-0095
National Stock Number (NSN) 4730-00-309-0095, or NIIN 003090095, (fitting,lubricant pressure relie) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 4820006545299.
There are 6 manufacturer part numbers associated with this NSN. 3 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 5 suppliers. Today, 4 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, 3 suppliers 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) 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.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730003090095 contains an unknown precious metal.
This NSN is associated to Schedule B 7307992000: other fittings nesoi of iron or nonalloy steel. The Schedule B End Use is listed as iron and steel products, other. NAICS classification category 332919: other metal valve and pipe fitting manufacturing.
This information was last updated on Aug 01, 2025.