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Silver metal spin-on fuel filter cylinder with black top and threaded center post

Baldwin Filters

Baldwin Filters BF1218 Fuel Filter Spin-On 20 micron 1 In-14

SKU CH-Y5V8-0DDPX

Spin-on fuel filter with 20-micron rating and integral gasket for 1-14 thread applications

  • Spin-on design simplifies filter changes
  • 20 micron rating traps fine contaminants
  • Fuel/water separator with drain removes water
  • Integral G401 gasket ensures leak-free seal
  • 1 in.-14 thread fits compatible fuel systems

Fuel Filter for Diesel Systems

The Baldwin Filters BF1218 is a spin-on fuel filter designed for diesel fuel and water separation. It integrates a 20 micron rating with a built-in drain to remove water and contaminants before they reach the engine. The unit includes a G401 integral gasket and integral post seal for a secure fit. It suits maintenance on compatible heavy-duty equipment.

Thread Size 1 In. -14 Limits Fitment

Installation requires a matching 1 In. -14 thread port on the filter head or housing. The spin-on design allows hand tightening but the thread pitch is the single mechanical constraint that determines compatibility. No adapter or different thread standard will work with this specific filter body. Builders using metric or other imperial threads cannot use this part.

20 Micron Rating Sets Filtration Level

The 20 micron rating defines the particle size this media captures under standard test conditions. It balances flow capacity with protection for downstream injection components. Systems requiring finer filtration, such as common-rail setups needing lower micron ratings, will not be served by this filter. Buyers must confirm the engine manufacturer specifies this exact rating.

Highlights

  • Spin-on design simplifies filter changes
  • 20 micron rating traps fine contaminants
  • Fuel/water separator with drain removes water
  • Integral G401 gasket ensures leak-free seal
  • 1 in.-14 thread fits compatible fuel systems

Specifications

BrandBALDWIN FILTERS

Questions about this item

Should I choose the 20 micron version or a finer filter for my fuel system?

The 20 micron rating on this BF1218 fuel filter balances water separation and flow for most diesel applications. Finer micron ratings restrict flow more and may clog faster with contaminated fuel.

What does the 11 5/16 inch height mean when installing this spin-on filter?

The 11 5/16 inch height determines the vertical clearance needed above the mounting base. Measure your engine compartment to confirm this filter fits before ordering.

Does the 1 In.-14 thread size limit which engines can use this filter?

Yes, the 1 In.-14 thread must match the engine's filter head exactly. Cross-reference your engine manual or existing filter part number to confirm compatibility before purchase.

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