National Stock Number
4320-01-671-1178
National Stock Number (NSN) 4320-01-671-1178, or NIIN 016711178, (housing section,liquid pump) was assigned March 15, 2018 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. 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, 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.
Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Mar 16, 2018, 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 data needed to produce this item from additional sources is not physically available. Valid AMCs: 3, 4 and 5.
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 4320016711178 contains an unknown precious metal.
This NSN is associated to Schedule B 8413919520: parts, nesoi, of pumps for liquids. The Schedule B End Use is listed as industrial engines. NAICS classification category 333911: pump and pumping equipment manufacturing.
This information was last updated on Aug 01, 2025.