National Stock Number
4820-00-497-1677
National Stock Number (NSN) 4820-00-497-1677, or NIIN 004971677, (valve,gate) was assigned February 16, 1971 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 4 stock numbers: 4820005422842, 4820007676031, 4820005952727, 4820002029814.
There are no manufacturer part numbers associated to this NSN. 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.
This NSN is assigned to Item Name Code (INC) 05482. [A VALVE HAVING A FLAT OR TAPERED DISK (GATE) WHICH MOVES TRANSVERSELY TO THE AXIS OF FLOW BY ROTATING OR SLIDING MOVEMENTS OF THE STEM TO OPEN OR CLOSE THE ORIFICE. IT MAY ALSO CONTAIN AN OVAL OR RECTANGULAR SHAPED SLIDE WHICH MAY BE MANUALLY, MOTOR, OR PRESSURE OPERATED THROUGH THE MEANS OF AN ARM OR ARM ASSEMBLY. THE BODY FLANGE MAY BE DESIGNED TO ACCOMMODATE TUBE TYPE CONNECTORS. IT MAY OR MAY NOT CONTAIN THERMAL RELIEF FEATURES. INCLUDES VALVE (GATE) SPECIFICALLY DESIGNED FOR THE CONTROL OF FLUID SYSTEMS IN AIRCRAFT OR MISSILES.]. 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 4820004971677 does not contain precious metals.
This information was last updated on Jul 01, 2025.