National Stock Number
1730-01-504-4634
National Stock Number (NSN) 1730-01-504-4634, or NIIN 015044634, (tank-pumping unit,aircraft lavat) was assigned January 30, 2003 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. ISO Group has several sources of supply for this NSN.
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 Jan 31, 2003, 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) 37999. [A TRUCK OR TRAILER MOUNTED SELF-CONTAINED ITEM CONSISTING OF A DIVIDED TANK OR A FRESH WATER TANK AND A WASTE TANK, A POWER DRIVEN PUMPING UNIT, A FRESH WATER HOSE ASSEMBLY, AND A WASTE HOSE ASSEMBLY. MAY INCLUDE HEATING DEVICES. IT IS USED FOR SERVICING AN AIRCRAFT LAVATORY WHILE THE AIRCRAFT IS ON THE GROUND.]. This item does not have a nuclear hardened feature but does have other critical feature(s) 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 1730015044634 does not contain precious metals.
This NSN is associated to Schedule B 8705900000: special purpose vehicles, nesoi. The Schedule B End Use is listed as trucks, buses and special purpose vehicles. NAICS classification category 336120: heavy duty truck manufacturing.
This information was last updated on Aug 01, 2025.