National Stock Number
9390-00-052-2535
National Stock Number (NSN) 9390-00-052-2535, or NIIN 000522535, (clay,drilling) was assigned January 1, 1961 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.
There is only one manufacturer part number associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, there are no suppliers 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, with the most recent procurement date of Dec 02, 2014. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE8ES15M0217, SPM8E310V1918, SPM8E310V0399. The total value of the awarded contracts has been US$ 58,220.96.
There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 02, 2006, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The Government physically does not have in its possession sufficient, accurate, or legible data to purchase this part from other than current source(s). (NOTE: This code is applicable only to parts under immediate buy requirements and only as long as the deficiency is under review for resolution and appropriate recoding.) Valid AMCs: 1, 2, 3, 4 and 5.
This NSN is assigned to Item Name Code (INC) 08200. [AN EARTHY MATERIAL FROM THE NATURAL DECOMPOSITION OF CLAY ROCKS, SUBSEQUENTLY FINELY GROUND FOR MAKING MUDS TO BE USED AS CIRCULATING LIQUIDS IN THE DRILLING OF OIL, WATER, OR GAS WELLS.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. Information is in the Hazardous Materials Information Resource System (HMIRS). NSN 9390000522535 contains an unknown precious metal.
This NSN is associated to Schedule B 2508400150: clays, nesoi. The Schedule B End Use is listed as mineral supplies-manufactured. NAICS classification category 212325: clay and ceramic and refractory minerals mining.
This information was last updated on Aug 01, 2025.