Product Details | INTERNAL COMBUSTION ENGINE PISTON

2805-00-640-8646 00020328050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components

Part Alternates: 2F3664, 2805-00-640-8646, 00-640-8646, 2805006408646, 006408646

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

Supply Group (FSG) NSN Assign. NIIN
28 01 JAN 1963 00-640-8646

Drawings & Photos | NSN 2805-00-640-8646


Cross Reference | NSN 2805-00-640-8646

Part Number Cage Code Manufacturer
2F3664 11083 CATERPILLAR INC. DBA CATERPILLAR

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Technical Data | NSN 2805-00-640-8646

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
DIAMETER 2.817 INCHES NOMINAL
OVERALL HEIGHT 3.125 INCHES NOMINAL
SURFACE FINISH SEMIFINISHED
WEIGHT 9.7 OUNCES
HEAD STYLE B2 FLAT
SKIRT TYPE SOLID
SKIRT BOTTOM CUTAWAY FEATURE NOT INCLUDED
RING GROOVE QUANTITY 4
RING GROOVE POSITION NUMBER 1,NUMBER 2,AND NUMBER 3,NUMBER 4
RING GROOVE WIDTH 0.1250 INCHES NOMINAL AND 0.1250 INCHES NOMINAL AND 0.1870 INCHES NOMINAL AND 0.1870 INCHES NOMINAL
RING GROOVE DIAMETER 2.573 INCHES NOMINAL 2.573 INCHES NOMINAL 2.451 INCHES NOMINAL 2.446 INCHES NOMINAL
OIL PASSAGE TYPE HOLE
RING GROOVE POSITION BELOW PISTON PIN NO.4 RING GROOVE LOCATED BELOW PISTON PIN BOSSES
CARBON GROOVE NOT INCLUDED
OIL GROOVE NOT INCLUDED
DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP 1.688 INCHES NOMINAL
PIN HOLE BUSHING NOT INCLUDED
PINHOLE DIAMETER 0.7500 INCHES NOMINAL
DISTANCE BETWEEN PIN BOSSES 1.250 INCHES NOMINAL
RETAINING RING GROOVE INCLUDED
PIN NOT INCLUDED
PIN TYPE FOR WHICH DESIGNED FLOATING
RING NOT INCLUDED
III FSC APPLICATION DATA ENGINE,RECIPROCATING,GASOLINE

Restrictions/Controls & Freight Information | NSN 2805-00-640-8646

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:AItem does not contain precious metal
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 2805-00-640-8646

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
1
EA : Each