Product Details | RESTRICTOR CHECK VALVE

4820-00-709-9388 A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a VALVE, CHECK with the exception of the orifice which permits fluid flow in more than one direction.

Part Alternates: 820731, 873577, 90873577, 4820-00-709-9388, 00-709-9388, 4820007099388, 007099388

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-709-9388

Drawings & Photos | NSN 4820-00-709-9388


Cross Reference | NSN 4820-00-709-9388

Part Number Cage Code Manufacturer
820731 80206 NAVAL AIR DEVELOPMENT CENTER WARMINSTER
873577 0KDP7 KIDDE-FENWAL INC DBA CHEMTRON KIDDE FIRE SYSTEMS
873577 96487 VALCOR ENGINEERING CORP
90873577 0KDP7 KIDDE-FENWAL INC DBA CHEMTRON KIDDE FIRE SYSTEMS

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Technical Data | NSN 4820-00-709-9388

Characteristic Specifications
MATERIAL ALUMINUM ALLOY BODY ALUMINUM ALLOY FLOW CONTROL DEVICE RUBBER SYNTHETIC PACKING ALUMINUM ALLOY SEAT
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE CONE
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 3000.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 165.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL TUBE ALL ENDS
CONNECTION STYLE B42 FLARED ALL ENDS
SEAT ANGLE 37.0 DEGREES ALL ENDS
THREAD SERIES DESIGNATOR UNJ ALL ENDS
NOMINAL THREAD SIZE 0.437 INCHES ALL ENDS
THREAD QUANTITY PER INCH 20 ALL ENDS
THREAD CLASS 3A ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING
(NON-CORE DATA) APERTURE DIAMETER 0.013 INCHES NOMINAL
MANUFACTURERS CODE 80206
DESIGN CONTROL REFERENCE 820731

Restrictions/Controls & Freight Information | NSN 4820-00-709-9388

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
Precious Metals Indicator Code:UPrecious metal type is unknown
Criticality Code:X The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
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 XX
Air Dimension Code A Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity
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 4820-00-709-9388

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 CodesLLOCAL PURCHASE # (NON-STOCKED ITEMS) Defense Logistics Agency (DLA)/GSA/Service/Agency-managed items authorized for local purchase as normal means of support at base, post, camp or station level. Item not stocked in wholesale distribution system of IMM/Service/Agency ICP.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each