National Stock Number
4320-01-481-1281
National Stock Number (NSN) 4320-01-481-1281, or NIIN 014811281, (housing section,liquid pump) was assigned December 19, 2000 in the Federal Logistics Information System (FLIS). NIIN 014811281 was cancelled on July 2, 2018, with a cancelled status of "Item is Cancelled WITHOUT Replacement." There is no known replacement specified for this stock number. This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers 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.
There has been very little 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 Apr 01, 2020, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 53118. [A PARTIAL ENCLOSURE WHICH COVERS AND PROTECTS SELECTED INTERNAL COMPONENTS OF A PUMP, (AS MODIFIED). THIS ITEM MAY FUNCTION AS THE IMPELLER CASING, ROTOR HOUSING, PUMP END COVER, OR THE LIKE. IT MAY ALSO INCLUDE THE INTAKE AND/OR OUTLET PORT(S). FOR COMPLETE HOUSINGS, SEE HOUSING, LIQUID PUMP OR HOUSING, MOTOR-PUMP, HYDRAULIC. FOR OTHER PARTIAL ENCLOSURES, SEE COVER, HYDRAULIC PUMP-MOTOR AND HEAD, HYDRAULIC PUMP-MOTOR.]. 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 4320014811281 does not contain precious metals.
This information was last updated on Aug 01, 2025.