National Stock Number
4730-01-151-8822
National Stock Number (NSN) 4730-01-151-8822, or NIIN 011518822, (fitting,lubricant pressure relief) was assigned April 23, 1983 in the Federal Logistics Information System (FLIS). NIIN 011518822 was cancelled on July 19, 2002, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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.
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.]. This item does not have a critical feature such as tolerance, fit restrictions or application. Nuclear hardness properties have not been determined (not valid for input). There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 4730011518822 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.