Product Details | ENGINE POPPET VALVE

2805-00-511-6269 A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.20328050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components

Part Alternates: 407979, 6407979, 2805-00-511-6269, 00-511-6269, 2805005116269, 005116269

Engines, Turbines, and Components | Gasoline Reciprocating Engines, Except Aircraft; and Components

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1963 00-511-6269

Drawings & Photos | NSN 2805-00-511-6269


Cross Reference | NSN 2805-00-511-6269

Part Number Cage Code Manufacturer
407979 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
407979 28265 HERCULES ENGINE CO INC
6407979 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
6407979 28265 HERCULES ENGINE CO INC

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Technical Data | NSN 2805-00-511-6269

Characteristic Specifications
MATERIAL AND LOCATION STEEL AMS 5682A HEAD STEEL, NO. 26, EATON, YALE AND TOWNE INC STEM
METALLIC HARDNESS RATING AND LOCATION 50.0 ROCKWELL C MINIMUM TIP
HEAD STYLE 3 INVERTED CONE
HEAD HEIGHT 0.2400 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM
OUTSIDE DIAMETER 2.7400 INCHES MINIMUM AND 2.7500 INCHES MAXIMUM
NECK RADIUS 0.8750 INCHES NOMINAL
SEAT ANGLE IN DEG 29.0
STEM STYLE 20 TAPERED MULTI-GROOVED
CHAMFER LENGTH 0.0312 INCHES NOMINAL
MINOR OUTSIDE DIAMETER 0.4320 INCHES MINIMUM AND 0.4350 INCHES MAXIMUM
MINOR DIAMETER LENGTH 0.5160 INCHES MINIMUM AND 0.5230 INCHES MAXIMUM
STEM LENGTH 5.8460 INCHES MINIMUM AND 5.8810 INCHES MAXIMUM
STEM DIAMETER 0.5270 INCHES MINIMUM AND 0.5280 INCHES MAXIMUM
DISTANCE FROM FIRST GROOVE TO STEM END 0.0950 INCHES MINIMUM AND 0.1050 INCHES MAXIMUM
DISTANCE FROM SECOND GROOVE TO STEM END 0.2555 INCHES MINIMUM AND 0.2605 INCHES MAXIMUM
DISTANCE FROM THIRD GROOVE TO STEM END 0.4160 INCHES MINIMUM AND 0.4210 INCHES MAXIMUM
FIRST GROOVE DIAMETER 0.3390 INCHES MINIMUM AND 0.3440 INCHES MAXIMUM
SECOND GROOVE DIAMETER 0.3390 INCHES MINIMUM AND 0.3440 INCHES MAXIMUM
THIRD GROOVE DIAMETER 0.3390 INCHES MINIMUM AND 0.3440 INCHES MAXIMUM
FIRST GROOVE WIDTH 0.1000 INCHES NOMINAL
SECOND GROOVE WIDTH 0.1000 INCHES NOMINAL
THIRD GROOVE WIDTH 0.1000 INCHES NOMINAL
CHAMFER ANGLE IN DEG 45.0
TAPER ANGLE IN DEG 15.0
CARBON RELIEF GROOVE NOT INCLUDED
III FSC APPLICATION DATA GASOLINE ENGINE
MANUFACTURERS CODE 1ML14
DESIGN CONTROL REFERENCE 6407979

Restrictions/Controls & Freight Information | NSN 2805-00-511-6269

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 133300 MACHINERY/MACHINES NOI
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 2805-00-511-6269

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 CodesXSEMIACTIVE ITEM-NO REPLACEMENT (NON-STOCKED ITEMS) A potentially inactive NSN which must be retained in the supply system as an item of supply because (1) stocks of the item are on hand or in use below the wholesale level and (2) the NSN is cited in equipment authorization documents TO & E, TA, TM, etc., or in-use assets are being reported. 1. Items are authorized for central procurement but not authorized for stockage at wholesale level. 2. Requisitions for in-use replacement will be authorized in accordance with individual Military Service directives. 3. Requisitions may be submitted as requirements generate. Repetitive demands may dictate an AAC change to permit wholesale stockage.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
1
EA : Each