Product Details | VALVE SEAT

4820-01-075-6589 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: 2621-926-03, 2621-926-03ITEM18ATTLG.5IN, 262192603ITEM18ATTLG5IN, 8035001003, 803-5001003, 803-5001003 PC, 8035001003PC, 8035001003X3XX04, 803-5001003-X3XX-04, 4820-01-075-6589, 01-075-6589, 4820010756589, 262192603, 010756589

Valves | Valves, Nonpowered

Supply Group (FSG) NSN Assign. NIIN
48 25 APR 1979 01-075-6589

Drawings & Photos | NSN 4820-01-075-6589


Demand History | NSN 4820-01-075-6589

Part Number Request Date QTY Origin
4820-01-075-6589 2024-06-166 162 DIBBS
4820-01-075-6589 2024-06-155 162 DIBBS
4820-01-075-6589 2017-05-124 382 DIBBS
4820-01-075-6589 2016-12-353 152 DIBBS
4820-01-075-6589 2015-12-354 108 DIBBS
4820-01-075-6589 2015-07-207 68 DIBBS

Cross Reference | NSN 4820-01-075-6589

Part Number Cage Code Manufacturer
2621-926-03 96169 ELECTRIC BOAT CORPORATION
2621-926-03ITEM18ATTLG.5IN 16626 CIRCOR INTL INC
2621-926-03ITEM18ATTLG.5IN 35795 LESLIE CONTROLS, INC.
2621-926-03ITEM18ATTLG.5IN 96169 ELECTRIC BOAT CORPORATION
803-5001003 53711 NAVAL SEA SYSTEMS COMMAND
803-5001003 PC 53711 NAVAL SEA SYSTEMS COMMAND
803-5001003-X3XX-04 53711 NAVAL SEA SYSTEMS COMMAND

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Technical Data | NSN 4820-01-075-6589

Characteristic Specifications
STYLE DESIGNATOR B7 PLAIN FLANGED
FLANGE DIAMETER 1.682 INCHES NOMINAL
BODY OUTSIDE DIAMETER 1.432 INCHES NOMINAL
BODY INSIDE DIAMETER 0.812 INCHES NOMINAL
FLANGE SEAT TO DISK END HEIGHT 0.123 INCHES NOMINAL
UNDER FLANGE HEIGHT 0.129 INCHES NOMINAL
MATERIAL PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
HARDNESS RATING NOT RATED
SEATING SURFACE SHAPE ANGULAR
SEAT ANGLE IN DEG 35.000 NOMINAL
TAPER MINOR DIAMETER 0.812 INCHES NOMINAL
TAPER MAJOR DIAMETER 1.305 INCHES NOMINAL
TAPER LENGTH 0.246 INCHES NOMINAL
III END ITEM IDENTIFICATION NAVAL 1/2 IN.;3-WAY OR STRAIGHT THRU BALL VALVE

Restrictions/Controls & Freight Information | NSN 4820-01-075-6589

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 594 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 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 4820-01-075-6589

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