Product Details | VALVE SEAT

4820-00-987-7992 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: S4824H312367P, S4824-H-312367P, S4824H313267PC8, S4824-H-313267PC8, 36001248, 3600-124-8, 3600124PC8, 3600-124PC8, 4820-00-987-7992, 00-987-7992, 4820009877992, 009877992

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1962 00-987-7992

Cross Reference | NSN 4820-00-987-7992

Part Number Cage Code Manufacturer
3600-124-8 96169 ELECTRIC BOAT CORPORATION
3600-124PC8 96169 ELECTRIC BOAT CORPORATION
S4824-H-312367P 53711 NAVAL SEA SYSTEMS COMMAND
S4824-H-313267PC8 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-00-987-7992

Characteristic Specifications
MATERIAL NICKEL ALLOY A OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 45.000 NOMINAL
THREAD SERIES DESIGNATOR UNS SINGLE THREADED PORTION
NOMINAL THREAD SIZE 7.250 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 12 SINGLE THREADED PORTION
THREAD CLASS 4A SINGLE THREADED PORTION
THREAD LENGTH 0.812 INCHES NOMINAL SINGLE THREADED PORTION
MANUFACTURERS CODE 96169
DESIGN CONTROL REFERENCE 3600-124PC8

Restrictions/Controls & Freight Information | NSN 4820-00-987-7992

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 593 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 4820-00-987-7992

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