Product Details | DIESEL ENGINE

2815-01-258-4308 A reciprocating internal combustion engine in which the power necessary to produce motion of the mechanism is obtained by igniting a compressed fuel and air mixture within the cylinder or cylinders by extreme heat resulting from compression. The engine consists of a cylinder block assembly complete with cylinder head(s) and oil pan(s). It may include attachments or accessories, such as starter motor, transmission for auxiliary equipment, clutch, oil filter, flywheel, flywheel housing or battery charging generator. A fuel tank is not included. For a complete operating power unit mounted on a base, see POWER UNIT (1), DIESEL.

Part Alternates: D398BPCTA-ARR 5N7277, D398BPCTAARR5N7277, D398TA-ARR 5N7277, D398TAARR5N7277, 2815-01-258-4308, 01-258-4308, 2815012584308, 012584308

Engines, Turbines, and Components | Diesel Engines and Components

Supply Group (FSG) NSN Assign. NIIN
28 02 JUL 1987 01-258-4308

Cross Reference | NSN 2815-01-258-4308

Part Number Cage Code Manufacturer
D398BPCTA-ARR 5N7277 11083 CATERPILLAR INC. DBA CATERPILLAR
D398TA-ARR 5N7277 11083 CATERPILLAR INC. DBA CATERPILLAR

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Technical Data | NSN 2815-01-258-4308

Characteristic Specifications
CYLINDER QUANTITY 12
CYLINDER ARRANGEMENT SINGLE V-TYPE
STANDARD BORE DIAMETER 6.250 INCHES
STROKE LENGTH 8.000 INCHES
STROKES PER CYCLE 4
BRAKE HORSEPOWER AT SPECIFIED RPM 853 BHP AT 1200 RPM
COOLING MEDIUM AIR
CLOSED SYSTEM HULL COOLING FEATURE INCLUDED
PISTON ACTION TYPE SINGLE ACTING
MULTIFUEL USAGE FEATURE NOT PROVIDED
CRANKSHAFT ROTATION DIRECTION COUNTERCLOCKWISE
DIRECT REVERSIBLE FEATURE NOT INCLUDED
STARTER INCLUDED
STARTING METHOD AIR
SUPERCHARGER INCLUDED
FLYWHEEL INCLUDED
FLYWHEEL HOUSING INCLUDED
REDUCTION GEAR NOT INCLUDED
FLUID COUPLING INCLUDED
TRANSMISSION NOT INCLUDED
CLUTCH NOT INCLUDED
MAIN POWER TAKEOFF ROTATION DIRECTION COUNTERCLOCKWISE
FORDING FEATURE NOT INCLUDED
SPECIAL FEATURES GOVERNOR IS A WOODWARD EG3P 2301 OR EQUAL. AIR STARTING SYSTEM HAS VAPOR ARRESTOR AND AIR SILENCER. ENGINE IS EQUIPPED WITH 120 VOLT JACKET WATER HEATERS. PRECOMBUSTION CHAMBERS AND AFTER COOLED. APPLICABLE TO T-AG0S 1-12 CLASS SHIP

Restrictions/Controls & Freight Information | NSN 2815-01-258-4308

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.
Automatic Data Processing Equipment:0Represents items with no ADP components. NOTE: Codes 1 through 6 are only to be used when the item is Automatic Data Processing Equipment (ADPE) in its entirety and is limited to the type meeting only one of the definitions for codes 1 through 6. (See code 9)
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 HW Military Sealift Command
Washington, DC 20398-5100
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 2815-01-258-4308

Category Code Description
Cognizance Codes7HDepot level reparable shipboard and base equipment, assemblies, components and repair parts related to Naval Sea Systems Command equipment
Naval Inventory Control Point, Mechanicsburg
Special Material IDM2Military Sealift Common Items Requiring American Bureau of Shipbuilding (ABS) and/or United States Coast Guard (USCG) inspection and certification
Issue Repair, or RequisitionBLSubmit/refer requisitions to NAVICP MECH. Centralized control for issue of repair parts for specific programs/equipments.
Special Material Content9 Non-Hazardous or Non-Sensitive Item, does not require hazardous or special handling, packaging or precautions
Source of SupplyNRPNAVICP-ERP
700 Robbins Avenue
Philadelphia, PA 19111-5098
AgencyDNDepartment of the Navy
Service OrganizationLLead Service - 22 (Repairable)
ReparabilityHDepot Level Reparable
Acquisition Advice CodesJNOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item CodeUUNCLASSIFIED
Shelf Life Code0Nondeteriorative