Product Details | CHECK VALVE

4820-01-300-5221 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: 77479, 77479N, 4820-01-300-5221, 01-300-5221, 4820013005221, 013005221

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 15 MAY 1989 01-300-5221

Demand History | NSN 4820-01-300-5221

Part Number Request Date QTY Origin
4820-01-300-5221 2009-06-155 16 DIBBS
4820-01-300-5221 2009-05-146 14 DIBBS

Cross Reference | NSN 4820-01-300-5221

Part Number Cage Code Manufacturer
77479 03670 TYCO FIRE PRODUCTS, LP DBA TYCO FIRE SUPPRESSION & BUILDING
77479N 03670 TYCO FIRE PRODUCTS, LP DBA TYCO FIRE SUPPRESSION & BUILDING
77479N 62420 GRINNELL CORP GRINNELL FIRE PROTECTION SYSTMES DIV

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Technical Data | NSN 4820-01-300-5221

Characteristic Specifications
VALVE OPERATION METHOD AUTOMATIC
NOMINAL THREAD SIZE 0.250 INCHES ALL ENDS
MOUNTING POSITION HORIZONTAL OR VERTICAL

Restrictions/Controls & Freight Information | NSN 4820-01-300-5221

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 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 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 4820-01-300-5221

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative