Product Details | VALVE SEAT

4820-01-057-7711 A replaceable item designed to provide a stationary seating surface for a mating, moveable item such as a valve disk or the like. The body may have a flange of various shapes. For diesel and gasoline reciprocating engines, see INSERT, ENGINE VALVE SEAT.20248100015Valves, Powered48200018Valves, Nonpowered

Part Alternates: N10933H, N-10933-H, N-10933-HPC4 2 1-2IN, N10933HPC4212IN, 100035Y, 10003-5-Y, 10003-5Y 2 1-2IN, 100035Y212IN, 3300445, 4820-01-057-7711, 01-057-7711, 4820010577711, 010577711

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 19 MAR 1978 01-057-7711

Drawings & Photos | NSN 4820-01-057-7711


Cross Reference | NSN 4820-01-057-7711

Part Number Cage Code Manufacturer
10003-5-Y 63686 THE WALWORTH COMPANY
10003-5Y 2 1-2IN 63686 THE WALWORTH COMPANY
3300445 53711 NAVAL SEA SYSTEMS COMMAND
N-10933-H 63686 THE WALWORTH COMPANY
N-10933-HPC4 2 1-2IN 63686 THE WALWORTH COMPANY

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Technical Data | NSN 4820-01-057-7711

Characteristic Specifications
STYLE DESIGNATOR B5 PLAIN THREADED
OVERALL HEIGHT 0.562 INCHES NOMINAL
BODY INSIDE DIAMETER 2.500 INCHES NOMINAL
MATERIAL COPPER ALLOY OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-288 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT
THREAD SERIES DESIGNATOR UN SINGLE THREADED PORTION
NOMINAL THREAD SIZE 0.812 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 12 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 0.187 INCHES NOMINAL SINGLE THREADED PORTION

Restrictions/Controls & Freight Information | NSN 4820-01-057-7711

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 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 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 4820-01-057-7711

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
Purchasing QTY
UOM
1
EA : Each