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Cross Reference

These part numbers have the same form, fit, and function as 8390055
Item Number Cage
8390055 72915
16-645E5RR 72915


Other parts in this series

Technical Definition

Engine, Diesel, also referenced with federal logistics item name code 03751 - 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.

Q & A

Part number 8390055
What are the historical prices for part number 8390055?
No pre-dated pricing for this NSN could be found.
Does this part number 8390055 have a shelf life?
No. There is no shelf life applicable for this part.
Does this part number 8390055 require Demilitarization?
Usml items - demil required. remove and demilitarize installed key point(s). (note 4).
Is part number 8390055 ITAR controlled?
Yes. This item is subject to the international traffic in arms regulations (ITAR).
What is the NSN for part number 8390055?
Who are the manufacturers of 8390055 and NSN 2815-00-004-1055?
  • General Motors Corp (CAGE 72915)


Description: Diesel Engine
Part Number 8390055 8390055


AAXZ Cylinder Quantity
ACXZ Standard Bore Diameter
9.062 inches
ACZV Cooling Medium
AGEB Fording Feature
Not included
AKYD Accessory Components And Quantity
Pump,sea water 1; pump,lubricating oil scavenging 1; pump,fuel oil 1; pump,lube oil pressure 1; pump,lube oil piston cooling 1; pump,fresh water 2; thermocouple,exhaust 1; governor,regulating 1; generator tachometer 1; separator,lube oil 1; turbocharger 1; filter,oil,turbocharger 1; counter,mechanical 1; magneto 1; starter motor 2
AWXE Cylinder Arrangement
Single v-type
AWXF Stroke Length
10.000 inches
AXCQ Strokes Per Cycle
AXCW Brake Horsepower At Specified Rpm
2750 bhp at 860 rpm
AXCZ Direct Raw Water Cooling Feature
AXDA Closed System Hull Cooling Feature
AXDD Piston Action Type
Single acting
AXDF Multifuel Usage Feature
Not provided
AXDK Crankshaft Rotation Direction
AXDN Direct Reversible Feature
Not included
AXDP Starting Method
AXDR Supercharger
AXDS Flywheel
AXDT Flywheel Housing
AXDW Reduction Gear
Not included
AXJA Fluid Coupling
Not included
AXJB Transmission
Not included
AXJL Clutch
Not included
AXJM Main Power Takeoff Rotation Direction
AYPC Starter
National Stock Number (NSN): 2815-00-004-1055