Product Details | FLUID VALVE STEM

4820-01-521-0020 An item usually metallic, threaded or unthreaded, used for securing to or positioning into a mating part. It is designed to be used in a globe, relief, regulator valve and the like as a means of controlling the flow of liquids or gases in a given system. One end may have an integral disk or be designed to accommodate a metallic or nonmetallic disk. The other end is designed for a handwheel, lever, spring, diaphragm and the like for nonpowered operation or to accommodate a gear, solenoid, air motor and the like for powered operation. The handwheel and/or disk may be furnished with the item. Excludes STEM, FAUCET; and STEM, NEEDLE VALVE.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: 407544, 40754-4, 40754-4 FIND NO 23, 407544FINDNO23, 93701, 937-01, 4820-01-521-0020, 01-521-0020, 4820015210020, 015210020

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 JUN 2004 01-521-0020

Demand History | NSN 4820-01-521-0020

Part Number Request Date QTY Origin
407544 2018-07-206 4
407544 2017-02-54 2
407544 2014-03-74 10
407544 2013-11-324 10

Cross Reference | NSN 4820-01-521-0020

Part Number Cage Code Manufacturer
40754-4 55378 TRAC REGULATORS INC
40754-4 FIND NO 23 55378 TRAC REGULATORS INC
937-01 55378 TRAC REGULATORS INC

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Technical Data | NSN 4820-01-521-0020

Characteristic Specifications
MATERIAL NICKEL ALLOY
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE
VALVE TYPE FOR WHICH DESIGNED REGULATOR
VALVE SIZE FOR WHICH DESIGNED 0.500 INCHES
STEM ACTUATING END TYPE THREADED EXTERNALLY
FEATURES PROVIDED THREADED
SPECIAL FEATURES BOTTOM AND TOP GUIDED STEM
III END ITEM IDENTIFICATION 4820-01-521-0018 PRESSURE REGULATING VALVE; W/S: NIMITZ

Restrictions/Controls & Freight Information | NSN 4820-01-521-0020

Category Code Description
Shelf-Life Code:0Nondeteriorative
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:ANon-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:UUNCLASSIFIED
Electro-static Discharge Susceptible:ANo known Electrostatic Discharge (ESD) or Electromagnetic Interference (EMI) sensitivity
Precious Metals Indicator Code:AItem does not contain precious metal
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
Category Code Description
NMF Description 051080 FAUCETS,BIBCOCKS,GATES VALVES
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 594 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity V Vehicles, machinery, shop and warehouse equipment and supplies, including special tools and equipment, ground servicing and special purpose vehicles, marine equipment and supplies, repair and maintenance parts for the above.
Air Special Handling Z No special handling required.
Special Handling Code 9 unknonwn
HAZMAT
Type of Cargo Z No special type of cargo code applicable

Management | NSN 4820-01-521-0020

Category Code Description
Cognizance Codes9BNavy-owned stocks of DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each