Product Details | CHECK VALVE

4820-00-393-4142 A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.

Part Alternates: 446768, 44676-8, 4886SST2, 488-6SST2, 488-6-SS-T-2, 488-6SST-2, 4820-00-393-4142, 00-393-4142, 4820003934142, 003934142

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 05 APR 1974 00-393-4142

Drawings & Photos | NSN 4820-00-393-4142


Demand History | NSN 4820-00-393-4142

Part Number Request Date QTY Origin
4820-00-393-4142 2013-06-155 1 US

Cross Reference | NSN 4820-00-393-4142

Part Number Cage Code Manufacturer
44676-8 55820 HAMILTON SUNDSTRAND CORPORATION DBA HAMILTON SUNDSTRAND POWER SYTEMS
488-6-SS-T-2 72352 CURTISS-WRIGHT FLOW CONTROL CORPORATION
488-6SST-2 09990 PARKER-HANNIFIN CORPORATION DBA HYDRAULIC VALVE DIV
488-6SST2 86768 TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC

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Technical Data | NSN 4820-00-393-4142

Characteristic Specifications
MATERIAL STEEL COMP 303 BODY STEEL CORROSION RESISTING FLOW CONTROL DEVICE STEEL COMP 303 SEAT
SURFACE TREATMENT PASSIVATE
STYLE DESIGNATOR A3 STRAIGHT THRU
FLOW CONTROL DEVICE POPPET
CONNECTION TYPE THREADED EXTERNAL TUBE 1ST END
CONNECTION STYLE B42 FLARED 1ST END
SEAT ANGLE 37.0 DEGREES 1ST END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED 0.375 INCHES 1ST END
THREAD SERIES DESIGNATOR UNF 1ST END
NOMINAL THREAD SIZE 0.562 INCHES 1ST END
THREAD QUANTITY PER INCH 18 1ST END
THREAD CLASS 3A 1ST END
THREAD DIRECTION RIGHT-HAND 1ST END
MOUNTING POSITION HORIZONTAL OR VERTICAL
DISK LOADING METHOD SPRING

Restrictions/Controls & Freight Information | NSN 4820-00-393-4142

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 SE San Antonio Air Logistics Center
Kelly AFB, TX 78241-5000
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 4820-00-393-4142

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