Product Details | CHECK VALVE

4820-00-203-2548 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: ATL1S42002PC151, ATL1S4200-2PC151, LST1S4200253054PC151, LST1S4200-253054PC151, LST1S4200253069PC151, LST1S4200-253069PC151, LST511S4200255494PC151, LST511S4200-255494PC151, LST511S4200255495PC151, LST511S4200-255495PC151, LST511S4200255499PC151, LST511S4200-255499PC151, Y0G67S4200604973PC800964B, Y0G67S4200-604973PC800964B, Y0G67S4200604985PC800964B, Y0G67S4200-604985PC800964B, 3372934, 51070012, 510-700-12, 516, 7207, 800977PC800977G, 916605, 4820-00-203-2548, 00-203-2548, 4820002032548, 002032548

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1961 00-203-2548

Drawings & Photos | NSN 4820-00-203-2548


Demand History | NSN 4820-00-203-2548

Part Number Request Date QTY Origin
516 2014-05-149 1 US
516 2008-02-39 18 Canada

Cross Reference | NSN 4820-00-203-2548

Part Number Cage Code Manufacturer
3372934 55380 HATCH & KIRK, INC. DIV HATCH & KIRK INC
3372934 72915 GENERAL MOTORS CORP ELECTRO-MOTIVE DIV
510-700-12 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
516 76364 MILWAUKEE VALVE COMPANY, INC. DBA HAMMOND
7207 21444 REXNORD LLC DIV FALK GEAR GROUP DIVISION
800977PC800977G 21444 REXNORD LLC DIV FALK GEAR GROUP DIVISION
916605 21444 REXNORD LLC DIV FALK GEAR GROUP DIVISION
ATL1S4200-2PC151 53711 NAVAL SEA SYSTEMS COMMAND
ATL1S4200-2PC151 80064 NAVAL SHIP SYSTEMS COMMAND
LST1S4200-253054PC151 53711 NAVAL SEA SYSTEMS COMMAND
LST1S4200-253054PC151 80064 NAVAL SHIP SYSTEMS COMMAND
LST1S4200-253069PC151 53711 NAVAL SEA SYSTEMS COMMAND
LST1S4200-253069PC151 80064 NAVAL SHIP SYSTEMS COMMAND
LST511S4200-255494PC151 53711 NAVAL SEA SYSTEMS COMMAND
LST511S4200-255494PC151 80064 NAVAL SHIP SYSTEMS COMMAND
LST511S4200-255495PC151 53711 NAVAL SEA SYSTEMS COMMAND
LST511S4200-255495PC151 80064 NAVAL SHIP SYSTEMS COMMAND
LST511S4200-255499PC151 53711 NAVAL SEA SYSTEMS COMMAND
LST511S4200-255499PC151 80064 NAVAL SHIP SYSTEMS COMMAND
Y0G67S4200-604973PC800964B 53711 NAVAL SEA SYSTEMS COMMAND
Y0G67S4200-604973PC800964B 80064 NAVAL SHIP SYSTEMS COMMAND
Y0G67S4200-604985PC800964B 53711 NAVAL SEA SYSTEMS COMMAND
Y0G67S4200-604985PC800964B 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-00-203-2548

Characteristic Specifications
MATERIAL COPPER ALLOY BODY RUBBER FLOW CONTROL DEVICE COPPER ALLOY SEAT COPPER ALLOY STEM
STYLE DESIGNATOR A2 STRAIGHT THRU
FLOW CONTROL DEVICE DISK
MEDIA FOR WHICH DESIGNED AIR SINGLE RESPONSE
MAXIMUM OPERATING PRESSURE 150.0 POUNDS PER SQUARE INCH SINGLE 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 0.500 INCHES ALL ENDS
THREAD DIRECTION RIGHT-HAND ALL ENDS
MOUNTING POSITION HORIZONTAL
DISK LOADING METHOD WEIGHT
SUPPLEMENTARY FEATURES ADDITIONAL FLOW CONTROL DEVICE: STEM

Restrictions/Controls & Freight Information | NSN 4820-00-203-2548

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 576 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 B Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
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 4820-00-203-2548

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