Product Details | CHECK VALVE

4820-00-287-4380 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: 5481IN, 548-1IN, 548B100, 548B-100, 54B700100, 54B-700-100, 9041, 904-1, 1FIG75, 4820-00-287-4380, 00-287-4380, 4820002874380, 002874380

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1960 00-287-4380

Drawings & Photos | NSN 4820-00-287-4380


Demand History | NSN 4820-00-287-4380

Part Number Request Date QTY Origin
4820-00-287-4380 2017-03-61 12 DIBBS
4820-00-287-4380 2017-01-31 1 DIBBS
4820-00-287-4380 2017-01-25 1 DIBBS
4820-00-287-4380 2016-01-18 3 DIBBS

Cross Reference | NSN 4820-00-287-4380

Part Number Cage Code Manufacturer
1FIG75 63686 THE WALWORTH COMPANY
548-1IN 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
548B-100 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
54B-700-100 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
904-1 14448 HAMMOND VALVE CORP

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Technical Data | NSN 4820-00-287-4380

Characteristic Specifications
MATERIAL COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-C-390,ALLOY B5/D/ FED SPEC SINGLE MATERIAL RESPONSE BODY QQ-C-390,ALLOY B5/D/ FED SPEC SINGLE MATERIAL RESPONSE SEAT
STYLE DESIGNATOR A6 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED STEAM 1ST RESPONSE WATER-OIL-GAS 2ND RESPONSE
MAXIMUM OPERATING PRESSURE 125.0 POUNDS PER SQUARE INCH 1ST RESPONSE 200.0 POUNDS PER SQUARE INCH 2ND RESPONSE
VALVE OPERATION METHOD AUTOMATIC
CONNECTION TYPE THREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLE B9 PLAIN ALL ENDS
THREAD SERIES DESIGNATOR NPT ALL ENDS
NOMINAL THREAD SIZE 1.000 INCHES ALL ENDS
THREAD QUANTITY PER INCH 11-1/2 1ST END
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-00-287-4380

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 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 4820-00-287-4380

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