Product Details | ENGINE POPPET VALVE

2805-00-271-9073 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: 130030, 18012A, 90209, 2805-00-271-9073, 00-271-9073, 2805002719073, 002719073

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

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1963 00-271-9073

Drawings & Photos | NSN 2805-00-271-9073


Cross Reference | NSN 2805-00-271-9073

Part Number Cage Code Manufacturer
130030 76894 CELTRAC CORP
18012A 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
18012A 28265 HERCULES ENGINE CO INC
90209 89109 GRAHAM PAIGE CORP

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Technical Data | NSN 2805-00-271-9073

Characteristic Specifications
MATERIAL AND LOCATION STEEL, FED STD 66, AISI/SAE 3140 OVERALL
METALLIC HARDNESS RATING AND LOCATION 37.0 ROCKWELL C NOMINAL TIP
HEAD STYLE 4 CONCAVE
HEAD HEIGHT 0.1690 INCHES NOMINAL
OUTSIDE DIAMETER 2.0625 INCHES NOMINAL
NECK RADIUS 0.5000 INCHES NOMINAL
SEAT ANGLE IN DEG 30.0
STEM STYLE 11 DOUBLE GROOVED
CHAMFER LENGTH 0.0312 INCHES NOMINAL
STEM LENGTH 5.7500 INCHES NOMINAL
STEM DIAMETER 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM
DISTANCE FROM FIRST GROOVE TO STEM END 0.2812 INCHES NOMINAL
DISTANCE FROM SECOND GROOVE TO STEM END 0.4360 INCHES MINIMUM AND 0.4380 INCHES MAXIMUM
FIRST GROOVE DIAMETER 0.3010 INCHES MINIMUM AND 0.3070 INCHES MAXIMUM
SECOND GROOVE DIAMETER 0.3010 INCHES MINIMUM AND 0.3070 INCHES MAXIMUM
FIRST GROOVE WIDTH 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM
SECOND GROOVE WIDTH 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM
CHAMFER ANGLE IN DEG 45.0
CARBON RELIEF GROOVE NOT INCLUDED
III FSC APPLICATION DATA GASOLINE ENGINE

Restrictions/Controls & Freight Information | NSN 2805-00-271-9073

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 M 85
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 2805-00-271-9073

Category Code Description
Cognizance Codes9CNavy-owned stocks of defense construction material
Naval Inventory Control Point, Mechanicsburg
Source of SupplyS9CDefense Supply Center Columbus
Columbus, OH 43215
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