Product Details | ENGINE POPPET VALVE

2805-00-271-9550 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: S1893, S-1893, E-118, D1271, D-1271, E118, 40010A, 43014A, 1151, 1A5884, 2805-00-271-9550, 00-271-9550, 2805002719550, 002719550

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

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1963 00-271-9550

Drawings & Photos | NSN 2805-00-271-9550


Cross Reference | NSN 2805-00-271-9550

Part Number Cage Code Manufacturer
1151 54509 NAPASCO INTERNATIONAL INC
1A5884 95201 NAPCO INTERNATIONAL LLC
40010A 54845 HOIST LIFTRUCK MFG INC
43014A 1ML14 D.W. HERCULES, LLC DBA HERCULES ENGINE COMPONENTS
43014A 28265 HERCULES ENGINE CO INC
D-1271 95019 DANA CORP SPICER TRANSMISSION DIV
E-118 83087 GOULD INC INDUSTRIAL MARKETING DIV
S-1893 31033 TRW INC TRW INTL TRADE GOVERNMENT SALES DEPT

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Technical Data | NSN 2805-00-271-9550

Characteristic Specifications
MATERIAL AND LOCATION STEEL, FED STD 66, AISI/SAE 3140 STEM STEEL, FED STD 66, SAE EV4 HEAD
METALLIC HARDNESS RATING AND LOCATION 37.0 ROCKWELL C NOMINAL STEM 37.0 ROCKWELL C NOMINAL TIP
HEAD STYLE 2 MUSHROOM
HEAD HEIGHT 0.2010 INCHES MINIMUM AND 0.2210 INCHES MAXIMUM
OUTSIDE DIAMETER 1.5625 INCHES MINIMUM AND 1.5725 INCHES MAXIMUM
NECK RADIUS 0.4375 INCHES NOMINAL
SEAT ANGLE IN DEG 45.0
STEM STYLE 4 SLOTTED
CHAMFER LENGTH 0.0312 INCHES NOMINAL
SLOT WIDTH 0.1580 INCHES MINIMUM AND 0.1620 INCHES MAXIMUM
SLOT LENGTH 0.3300 INCHES MINIMUM AND 0.3380 INCHES MAXIMUM
STEM LENGTH 4.9158 INCHES MINIMUM AND 4.9208 INCHES MAXIMUM
STEM DIAMETER 0.3720 INCHES MINIMUM AND 0.3730 INCHES MAXIMUM
DISTANCE FROM SLOT TO STEM END 0.1094 INCHES NOMINAL
SLOT RADIUS 0.1790 INCHES MINIMUM AND 0.1810 INCHES MAXIMUM
CHAMFER ANGLE IN DEG 45.0
CARBON RELIEF GROOVE NOT INCLUDED
III FSC APPLICATION DATA GASOLINE ENGINE

Restrictions/Controls & Freight Information | NSN 2805-00-271-9550

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 2805-00-271-9550

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 CodesYTERMINAL ITEM #(NON-STOCKED ITEMS) Future procurement is not authorized. No wholesale stock is available for issue. 1. Requisitions will not be processed to the wholesale manager. 2. Internal Service/agency requisitioning may be continued in accordance with the Service/agency requisitioning policies.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative
Purchasing QTY
UOM
Z
EA : Each