Product Details | INTERNAL COMBUSTION ENGINE PISTON

2805-00-491-3304 00020328050063Gasoline Reciprocating Engines, Except Aircraft; and Components28100068Gasoline Reciprocating Engines, Aircraft Prime Mover; and Components28150029Diesel Engines and Components

Part Alternates: P279P040, 1727P040, 2268P040, 2808522, 407P40, 407PP40, 407-PP40, 993P040, 993PC40, 2805-00-491-3304, 00-491-3304, 2805004913304, 004913304

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

Supply Group (FSG) NSN Assign. NIIN
28 21 SEP 1970 00-491-3304

Drawings & Photos | NSN 2805-00-491-3304


Cross Reference | NSN 2805-00-491-3304

Part Number Cage Code Manufacturer
1727P040 77220 DANA CORP ENGINE PRODUCTS DIV
2268P040 45225 SERVICE SOLUTIONS U.S. LLC
2268P040 53781 SPX CORP
2808522 12204 DAIMLER CHRYSLER
2808522 86403 CHRYSLER CORP SERVICE AND PARTS OPNS
407-PP40 74069 HASTINGS MANUFACTURING COMPANY LLC
407P+40 01212 FEDERAL-MOGUL CORP GOVERNMENT SALES DEPT
993P040 44370 NYLEN PRODUCTS INC
993PC40 92947 ERTEL MFG CORP
P279P040 82913 SAFEGUARD ENGINE PARTS INC SUB OF SAFEGUARD INDUSTRIES INC

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Technical Data | NSN 2805-00-491-3304

Characteristic Specifications
MATERIAL ALUMINUM ALLOY
DIAMETER 3.910 INCHES NOMINAL
OVERALL HEIGHT 3.415 INCHES MINIMUM AND 3.425 INCHES MAXIMUM
SURFACE FINISH FINISHED
FINISHED SIZE DESIGNATION OVERSIZE
OVERSIZE 0.040 INCHES NOMINAL
SURFACE TREATMENT TIN PLATED
WEIGHT ANY ACCEPTABLE
HEAD STYLE B3 DISH
SKIRT TYPE SOLID
SKIRT BOTTOM CUTAWAY FEATURE INCLUDED
CUT DEPTH 0.960 INCHES NOMINAL
RING GROOVE QUANTITY 3
RING GROOVE POSITION NO. 1,NO. 2,AND NO. 3
RING GROOVE WIDTH 0.0780 INCHES NOMINAL AND 0.0780 INCHES NOMINAL AND 0.1880 INCHES NOMINAL
RING GROOVE DIAMETER 3.471 INCHES MINIMUM AND 3.486 INCHES MAXIMUM 3.471 INCHES MINIMUM AND 3.486 INCHES MAXIMUM 3.498 INCHES MINIMUM AND 3.508 INCHES MAXIMUM
CARBON GROOVE NOT INCLUDED
OIL GROOVE INCLUDED
DISTANCE FROM PIN HOLE CENTER TO EXTREME TOP 1.766 INCHES NOMINAL
PIN HOLE BUSHING NOT INCLUDED
PINHOLE DIAMETER 0.9840 INCHES NOMINAL
DISTANCE BETWEEN PIN BOSSES 1.440 INCHES NOMINAL
RETAINING RING GROOVE INCLUDED
PIN INCLUDED
PIN TYPE FOR WHICH DESIGNED LOCKING
RING NOT INCLUDED

Restrictions/Controls & Freight Information | NSN 2805-00-491-3304

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 120800 ENGINES, INTERNAL COMBUSTION, NOI
Less than car load rating
Less than truck load rating W Rating Variable
Water commodity Code 593 unknown
Originating Activity Code AX Defense Supply Center Columbus
Columbus, OH 43216-5000
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 2805-00-491-3304

Category Code Description
Materiel Category and Inventory ManagerJ Ground Forces Support Materiel (DLA/GSA Items)
Appropriation and Budget Activity2 Stock Fund Secondary Items
Management Inventory Segment2 NONREPARABLE ITEMS (Exclusive of Insurance and Provisioning Items). This code will be used to identify items which are not reparable.
Specific Group/Generic Code0 Medical Materiel
Weapons Systems/End Item or Homogeneous Group00DLA/GSA-Managed Items that cannot be identified to a specific Army Weapons Systems/End Item
Accounting Requirements CodeX Expendable item. An item of Army property coded with an ARC of ?X? in the AMDF. Expendable items require no formal accountability after issue from a stock record account. Commercial and fabricated items similar to items coded ?X? in the AMDF are considered expendable items.
Source of SupplySMSDefense Logistics Agency
Enterprise Business Systems
AgencyDADepartment of the Army
Service OrganizationAU.S. Army
ReparabilityZThis is a nonreparable item. If condemned or economically unserviceable, then dispose at the level authorized replace the item.
Acquisition Advice CodesVTERMINAL ITEM # Identifies items in stock, but future procurement is not authorized. Requisitions may continue to be submitted until stocks are exhausted. Preferred item National Stock Number is normally provided by application of the phrase: When Exhausted Use (NSN). Requisitions will be submitted in accordance with IMM/Service requisitioning procedures as applicable.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative