National Stock Number
4320-01-337-7538
National Stock Number (NSN) 4320-01-337-7538, or NIIN 013377538, (pumping assembly,flammable liqui) was assigned April 21, 1991 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.
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 Oct 02, 2019, this NSN's acquisition method was noted as: Not established. Not established.
This NSN is assigned to Item Name Code (INC) 11018. [A TRANSPORTABLE UNIT CONSISTING OF A PUMP, PRIME MOVER, AND NECESSARY ACCESSORIES AND ATTACHMENTS, DESIGNED FOR TRANSFERRING LIQUID PETROLEUM PRODUCTS FROM OR TO UNDERGROUND BULK TANKS, ABOVE GROUND BULK TANKS, RAILROAD TANK CARS OR MILITARY TANK TRUCKS, AND TO VEHICULAR TANKS OR INDIVIDUAL CONTAINERS. EXCLUDES:PUMP, CENTRIFUGAL; PUMP, RECIPROCATING, DIRECT ACTING; PUMP, RECIPROCATING; AND PUMP, ROTARY.]. 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 4320013377538 does not contain precious metals.
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.