Product Details | ENGINE POPPET VALVE

2805-00-774-4796 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: 300460, 7744796, 2805-00-774-4796, 00-774-4796, 2805007744796, 007744796

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

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1962 00-774-4796

Drawings & Photos | NSN 2805-00-774-4796


Cross Reference | NSN 2805-00-774-4796

Part Number Cage Code Manufacturer
300460 02978 L-3 COMMUNICATIONS CORPORATION DBA COMBAT PROPULSION SYSTEMS
7744796 19207 U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM

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Technical Data | NSN 2805-00-774-4796

Characteristic Specifications
MATERIAL AND LOCATION STEEL, AMS 5710 OVERALL
METALLIC HARDNESS RATING AND LOCATION 35.0 ROCKWELL C MINIMUM OVERALL 45.0 ROCKWELL C MAXIMUM OVERALL
HEAD STYLE 4 CONCAVE
HEAD HEIGHT 0.2650 INCHES MINIMUM AND 0.2750 INCHES MAXIMUM
OUTSIDE DIAMETER 2.7450 INCHES MINIMUM AND 2.7550 INCHES MAXIMUM
NECK RADIUS 1.0000 INCHES NOMINAL
SEAT ANGLE IN DEG 45.0
STEM STYLE 5 GROOVED
GROOVE DIAMETER 0.4220 INCHES MINIMUM AND 0.4280 INCHES MAXIMUM
CHAMFER LENGTH 0.0300 INCHES NOMINAL
GROOVE WIDTH 0.1560 INCHES MINIMUM AND 0.1660 INCHES MAXIMUM
STEM LENGTH 5.5900 INCHES MINIMUM AND 5.6050 INCHES MAXIMUM
STEM DIAMETER 0.4975 INCHES MINIMUM AND 0.4980 INCHES MAXIMUM
DISTANCE FROM GROOVE TO STEM END 0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM
CHAMFER ANGLE IN DEG 45.0
CARBON RELIEF GROOVE NOT INCLUDED

Restrictions/Controls & Freight Information | NSN 2805-00-774-4796

Category Code Description
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.
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