Product Details | VALVE SEAT

4820-00-574-4298 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: 43A30PC5, 43A615, 43A61-5, 43A61PC5, 4820-00-574-4298, 00-574-4298, 4820005744298, 005744298

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1963 00-574-4298

Drawings & Photos | NSN 4820-00-574-4298


Cross Reference | NSN 4820-00-574-4298

Part Number Cage Code Manufacturer
43A30PC5 53553 AMETEK INC SCHUTTE AND KOERTING DIV
43A61-5 53553 AMETEK INC SCHUTTE AND KOERTING DIV
43A61PC5 53553 AMETEK INC SCHUTTE AND KOERTING DIV

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Technical Data | NSN 4820-00-574-4298

Characteristic Specifications
STYLE DESIGNATOR B9 PLAIN FLANGED
FLANGE DIAMETER 11.464 INCHES MINIMUM AND 11.469 INCHES MAXIMUM
BODY OUTSIDE DIAMETER 10.502 INCHES MINIMUM AND 10.504 INCHES MAXIMUM
BODY INSIDE DIAMETER 7.578 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.312 INCHES NOMINAL
UNDER FLANGE HEIGHT 7.688 INCHES NOMINAL
MATERIAL STEEL BODY ROD,WELDING,SURFACING FACE
MATERIAL DOCUMENT AND CLASSIFICATION MIL-S-872,CLASS A,COND A MIL SPEC SINGLE MATERIAL RESPONSE BODY MIL-R-17131,TYPE MIL-RCOCR-A MIL SPEC SINGLE MATERIAL RESPONSE FACE
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE RADIAL
SEAT RADIUS 3.219 INCHES NOMINAL
TAPER MINOR DIAMETER 7.578 INCHES NOMINAL
TAPER MAJOR DIAMETER 9.000 INCHES NOMINAL
MANUFACTURERS CODE 53553
DESIGN CONTROL REFERENCE 43A61PC5

Restrictions/Controls & Freight Information | NSN 4820-00-574-4298

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 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 4820-00-574-4298

Category Code Description
Cognizance Codes3BNavy-owned stocks of field level repairable DLA material
Naval Inventory Control Point, Mechanicsburg
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDNDepartment of the Navy
Service OrganizationNU.S. Navy
ReparabilityDField Level Reparables
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