Product Details | VALVE SEAT

4820-00-999-3603 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: S4824H3219733 PIECE 53A, S4824H3219733PIECE53A, 12027NPC16, 12764N PIECE 22, 12764NPIECE22, 29991, 299915, 9167N PIECE 53A, 9167NPIECE53A, 4820-00-999-3603, 00-999-3603, 4820009993603, 009993603

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 28 JAN 1966 00-999-3603

Drawings & Photos | NSN 4820-00-999-3603


Cross Reference | NSN 4820-00-999-3603

Part Number Cage Code Manufacturer
12027NPC16 35795 LESLIE CONTROLS, INC.
12764N PIECE 22 35795 LESLIE CONTROLS, INC.
29991 35795 LESLIE CONTROLS, INC.
299915 35795 LESLIE CONTROLS, INC.
9167N PIECE 53A 35795 LESLIE CONTROLS, INC.
S4824H3219733 PIECE 53A 80064 NAVAL SHIP SYSTEMS COMMAND

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Technical Data | NSN 4820-00-999-3603

Characteristic Specifications
STYLE DESIGNATOR B1 THREADED FLANGED
FLANGE DIAMETER 7.500 INCHES NOMINAL
BODY INSIDE DIAMETER 5.994 INCHES MINIMUM AND 6.001 INCHES MAXIMUM
FLANGE SEAT TO DISK END HEIGHT 0.375 INCHES NOMINAL
UNDER FLANGE HEIGHT 1.000 INCHES NOMINAL
MATERIAL STEEL BODY
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 45.000 NOMINAL
TAPER MINOR DIAMETER 5.994 INCHES MINIMUM AND 6.001 INCHES MAXIMUM
TAPER MAJOR DIAMETER 0.429 INCHES NOMINAL
THREAD SERIES DESIGNATOR UNS SINGLE THREADED PORTION
NOMINAL THREAD SIZE 7.000 INCHES SINGLE THREADED PORTION
THREAD QUANTITY PER INCH 14 SINGLE THREADED PORTION
THREAD CLASS 2A SINGLE THREADED PORTION
THREAD LENGTH 1.000 INCHES NOMINAL SINGLE THREADED PORTION
III FSC APPLICATION DATA VALVE,NONPOWERED
MANUFACTURERS CODE 35795
DESIGN CONTROL REFERENCE 12764N PIECE 22

Restrictions/Controls & Freight Information | NSN 4820-00-999-3603

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 594 unknown
Originating Activity Code HD Naval Inventory Control Point
Mechanicsburg, PA 17055-0788
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 4820-00-999-3603

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