Federal Military Parts (763) 310-9340
ADAPTER, OIL FILTER SINGLE, OEM, GEP12338780 / 01-168-7872
Prix habituel
$63.95 USD
Prix habituel
Prix soldé
$63.95 USD
Prix unitaire
par
Frais d'expédition calculés à l'étape de paiement.
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ADAPTER, OIL FILTER SINGLE, OEM, GEP12338780 / 01-168-7872. The National Stock Number (NSN) for this single oil filter adapter is 4730-01-168-7872. This OEM part (frequently cross-referenced with AM General / GM part numbers 12338780 and 5577615) is a 90-degree spin-on oil filter adapter used across virtually all major military HMMWV (Humvee) model numbers equipped with the 6.2L and 6.5L naturally aspirated diesel engines.
The primary structural and mechanical reasons this component is utilized include:
1. Tight Clearance & Spatial Limitations
On standard General Motors (GM) vehicles using the 6.2L or 6.5L diesel engine, the oil filter hangs straight down vertically from the cylinder block. However, the military Humvee features a highly unique, tucked-in drivetrain layout designed for maximum ground clearance and steep approach angles. Hanging a filter vertically would interfere with the front differential, frame rails, or drive axles. This aluminum alloy adapter bolts to the block and turns the filter mount 90 degrees horizontally, allowing the spin-on filter to lie safely tucked away from moving suspension components and rugged terrain hazards.
2. Junction Box for the Oil Cooler System
The adapter acts as a fluid routing station. The 6.2L and 6.5L military diesel engines operate under heavy tactical loads, demanding dedicated external cooling to keep engine oil temperatures within safe operational limits. This single block houses multiple threaded internal tube connections.
3. Serviceability in the Field
By turning the spin-on engine oil filter parallel to the ground or at a tight angle against the block, military mechanics can quickly access, unscrew, and spin on a standard replacement filter without dismantling other engine bay components or frame armor during routine field maintenance. [1]
