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Humvee HMMWV M998 Hydraulic Fan Clutch Assembly 12339407 5579411 2930-01-168-7870
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88.200 DJF
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88.200 DJF
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Hydraulic Fan Clutch Assembly explicitly designed for the AM General HMMWV (Humvee) platform. This vital engine cooling component regulates your engine temperature by managing fan engagement, ensuring optimal cooling efficiency and preventing overheating under extreme conditions. Engineered to meet or exceed strict military guidelines, this fan clutch is a direct-fit replacement built for maximum durability and performance.
Fitment & Compatibility
- Vehicle Platform: AM General Military HMMWV / Humvee / Hummer H1 (M998 Series and variations)
- Engines: 6.2L / 6.5L / 6.5L Turbo Diesel
- Serial Range Restriction: Compatible with units [299999 and BELOW]
Technical Specifications & Cross-References
To ensure an exact match for your vehicle, please verify your required part numbers against the interchange codes listed below:
- National Stock Number (NSN): 2930-01-168-7870 / 2930011687870
- Primary Part Number: 12339407
- Alternate/Interchange Part Numbers: 5579411, 1090-06404-01, 01-168-7870
- Component Type: Clutch, Fan (Hydraulic)
- FSG / FSC: 2930 (Engine Engine Cooling System Components)
Key Features
- Military-Grade Durability: Built to withstand severe environmental stress, off-road conditions, and heavy tactical loads.
- Precise Thermal Regulation: Uses high-efficiency hydraulic engagement to provide peak cooling only when required, reducing engine drag and optimizing fuel economy.
- Direct OEM Fit: No modifications required; slips perfectly into your existing HMMWV cooling stack.
