Product Details | VALVE SEAT

4820-00-868-2588 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: M14152DC, M1415-2-DC, B5415, B-5415 , C8384ITEM6, C-8384ITEM6 , 4997207 , 025462DC, 180P1042, 2331881, 233188-1 , 233188-1 ITEM 6 , 2331881ITEM6, 233188PCPC6, 2357160001ITEM6, 235716-0001ITEM6 , 516759-204, 4820-00-868-2588, 00-868-2588, 4820008682588, 008682588, 516759204

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 01 JAN 1960 00-868-2588

Drawings & Photos | NSN 4820-00-868-2588


Demand History | NSN 4820-00-868-2588

Part Number Request Date QTY Origin
025462DC 2025-11-310 21 DIBBS
M1415-2-DC 2025-11-310 21 DIBBS
025462DC 2025-04-114 26 DIBBS
M1415-2-DC 2025-04-114 26 DIBBS
025462DC 2022-03-76 20 DIBBS
M1415-2-DC 2022-03-76 20 DIBBS
4820-00-868-2588 2018-08-214 28 DIBBS
4820-00-868-2588 2016-05-137 18 DIBBS
4820-00-868-2588 2016-01-21 32 DIBBS
4820-00-868-2588 2016-01-10 32 DIBBS

Cross Reference | NSN 4820-00-868-2588

Part Number Cage Code Manufacturer
025462DC 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
180P1042 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
233188-1 99657 MAROTTA CONTROLS, INC.
233188-1 ITEM 6 99657 MAROTTA CONTROLS, INC.
233188PCPC6 99657 MAROTTA CONTROLS, INC.
235716-0001ITEM6 99657 MAROTTA CONTROLS, INC.
4997207 99657 MAROTTA CONTROLS, INC.
516759-204 80020 NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION CODE 4.8.8.0.0.B BLDG 148-2
B-5415 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
C-8384ITEM6 99565 ADMIRAL VALVE, LLC DBA CPV MANUFACTURING
M1415-2-DC 0ASY6 DERBYSHIRE MARINE PRODUCTS, LLC

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Technical Data | NSN 4820-00-868-2588

Characteristic Specifications
STYLE DESIGNATOR B9 PLAIN FLANGED
FLANGE DIAMETER 1.188 INCHES NOMINAL
BODY OUTSIDE DIAMETER 1.125 INCHES NOMINAL
BODY INSIDE DIAMETER 0.438 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.063 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.219 INCHES NOMINAL
MATERIAL STEEL CORROSION RESISTING OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE FLAT

Restrictions/Controls & Freight Information | NSN 4820-00-868-2588

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 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 4820-00-868-2588

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 CodesDDoD INTEGRATED MATERIEL-MANAGED, STOCKED, AND ISSUED # Issue, transfer, or shipment is not subject to specialized controls other than those imposed by the Integrated Materiel Manager/Service supply policy. 1. The item is centrally managed, stocked, and issued. 2. Requisitions must contain the fund citation required to acquire the item. Requisitions will be submitted in accordance with Integrated Materiel Manager(IMM)/Service requisitioning procedures.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each