Product Details | CHECK VALVE

4820-01-056-9458 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: 631X4, 4820-01-056-9458, 01-056-9458, 4820010569458, 010569458

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 03 MAR 1978 01-056-9458

Drawings & Photos | NSN 4820-01-056-9458


Cross Reference | NSN 4820-01-056-9458

Part Number Cage Code Manufacturer
631X4 01276 EATON-AEROQUIP INC DIV FLUID CONNECTORS PRODUCTS
631X4 79470 DANA CORP WEATHERHEAD DIV

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Technical Data | NSN 4820-01-056-9458

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE BALL
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED EXTERNAL PIPE 1ST END THREADED EXTERNAL TUBE 2ND END
CONNECTION STYLE B46B PLAIN 1ST END B46A PLAIN 2ND END
THREAD SERIES DESIGNATOR NPT 1ST END UNS 2ND END
NOMINAL THREAD SIZE 0.125 INCHES 1ST END 0.438 INCHES 2ND END
THREAD QUANTITY PER INCH 24 2ND END
THREAD CLASS 2A 2ND END
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-056-9458

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 593 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
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