Product Details | CHECK VALVE

4820-01-425-6594 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: 1009632, 1IN CK-3, 1INCK3, 4820-01-425-6594, 01-425-6594, 4820014256594, 014256594

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 26 FEB 1996 01-425-6594

Cross Reference | NSN 4820-01-425-6594

Part Number Cage Code Manufacturer
1009632 00365 TLD ACE CORPORATION
1IN CK-3 30780 PARKER-HANNIFIN CORPORATION DBA TUBE FITTINGS DIVISION

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Technical Data | NSN 4820-01-425-6594

Characteristic Specifications
MATERIAL STEEL BODY PLASTIC POLYTETRAFLUOROETHYLENE SEAT
MEDIA FOR WHICH DESIGNED REFRIGERANT 12 1ST RESPONSE REFRIGERANT 22 2ND RESPONSE REFRIGERANT 114 3RD RESPONSE REFRIGERANT 500 4TH RESPONSE
MAXIMUM OPERATING PRESSURE 300.0 POUNDS PER SQUARE INCH SINGLE RESPONSE
MAXIMUM OPERATING TEMP 220.0 DEG FAHRENHEIT SINGLE RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE 1ST END
THREAD SERIES DESIGNATOR NPTF 1ST END
NOMINAL THREAD SIZE 1.000 INCHES 1ST END
DISK LOADING METHOD SPRING
MINIMUM OPERATING TEMP -25.0 DEG FAHRENHEIT
SPECIAL FEATURES INLINE TYPE; 4.000 IN L; 2.000 IN W; 2.000 IN H
END ITEM IDENTIFICATION 4130-01-381-6650; SUPPORT EQUIPMENT,F

Restrictions/Controls & Freight Information | NSN 4820-01-425-6594

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: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.
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 AH Defense Supply Center Columbus
Columbus, OH 43215
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