NSN 4440-00-482-4844, 4440004824844
DEHYDRATOR UNIT,NONREACTIVATING

Federal Supply Classification: FSC 4440 - Driers, Dehydrators, and Anhydrators
National Item Identification Number: NIIN 004824844
Codification Country: United States
Item Name Code: INC 20530
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 4440-00-482-4844

National Stock Number (NSN) 4440-00-482-4844, or NIIN 004824844, (dehydrator unit,nonreactivating) was assigned January 27, 1971 in the Federal Logistics Information System (FLIS). NIIN 004824844 was cancelled on December 15, 2017, with a cancelled status of "Item is Cancelled - Inactive." There is no known replacement specified for this stock number. 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.

This NSN is assigned to Item Name Code (INC) 20530. [AN ITEM DESIGNED FOR USE IN THE REMOVAL OF MOISTURE FROM AIR OR GAS PRESSURE LINES. EXCLUDES:SEPARATOR, PIPELINE.]. 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 4440004824844 contains an unknown precious metal.

This information was last updated on Jul 01, 2025.

Technical Characteristics

ACCESSORY COMPONENTS AND QUANTITY: (AKYD) 1 AIR FILTER,1 AIR STORAGE RESERVOIR,1 CHECK VALVE,1 CHECK VALVE,1 COMPRESSOR PRESSURE SWITCH,1 CONTROL PANEL,1 CYCLE TIMER,1 DESICCANT TOWERS,1 DOUBLE CHECK VALVE,1 FLOW VALVE,1 FOUR WAY SOLENOID VALVE,1 HUMISTAT HUMIDITY CONTROLLER,1 MAJOR COMPRESSOR,1 MANIFOLD ASSY,1 PRESSURE RELIEF VALVE,1 PRESSURE SWITCH,1 SENSING ELEMENT,1 TERMINAL BOARD