National Stock Number
4410-00-494-4982
National Stock Number (NSN) 4410-00-494-4982, or NIIN 004944982, (controller,feed water pump and b) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.
There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 3 suppliers. Today, 2 suppliers are listed as Active suppliers 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 Dec 10, 2013, 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) 18533. [AN ITEM DESIGNED TO MAINTAIN THE PREDETERMINED SAFE WATER LEVEL IN AUTOMATICALLY FIRED BOILERS AND TO INTERRUPT THE CIRCUIT TO THE BURNER IN THE EVENT OF FAILURE OF THE WATER SUPPLY. THE BOILER WATER LEVEL IS REPRODUCED, BY EQUALIZING LINES, IN A FLOAT CHAMBER AND THE PUMP AND BURNER SWITCHES ARE ACTUATED BY A FLOAT MECHANISM. EXCLUDES:CONTROL, COMBUSTION, OIL BURNER AND FEEDER, BOILER WATER.]. 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 4410004944982 contains an unknown precious metal.
This information was last updated on Jul 01, 2025.