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SN70138 K000257 Fuel Filter
Designed for Baudouin Engines and Divers Marine Applications
Product Highlights
Product Detailed Description
The Essential Role of Fuel Filtration
A fuel filter is a mechanical device integrated into the fuel line to capture impurities such as dirt, rust, and water before they reach the engine's combustion chamber. For Baudouin engines, which rely on precise fuel atomization, the K000257 is critical for preventing injector clogging and premature fuel pump wear.
Why Choose AYREST K000257?
Our fuel filters are designed using high-grade synthetic-blend media. Unlike standard filters that may bypass fuel under high pressure, the AYREST K000257 maintains its structural integrity. It solves the common problem of fuel-related power loss and high maintenance costs by providing consistent micron-level protection.
Comparison with Standard Market Filters
While many aftermarket filters focus only on exterior dimensions, the K000257 adheres to strict ISO 19438 standards for particle separation efficiency. This ensures that even the smallest abrasive particles-often found in lower-quality fuel supplies-are captured before they cause internal engine damage.
Technical Specifications
| Feature | Specification Data |
|---|---|
| Product Style | Spin-On Fuel Filter / Cartridge Element |
| Part Number | K000257 |
| Reference Number | SN70138 |
| Media Type | High-Efficiency Cellulose / Synthetic Blend |
| Overall Height | 154.0 mm |
| Outer Diameter | 84.0 mm |
| Gasket / Inner Dia | Gasket: 70.0 mm / Inner: 22.0 mm |
| Net Weight | 0.273 kg |
OEM Cross Reference
- HiFi Filter: SN70138
- SF Filter: SK 3429
- FIL Filter: ZP 3408 F
- Baudouin: 3900000 series
Primary Application
- Baudouin: DIVERS series marine engines
- Marine Power: Small-to-medium vessels
- Industrial: Baudouin industrial power units
Industries: Marine & Shipbuilding | Power Generation | Oil and Gas | Construction
Corporate Advantages | Why Partner with AYREST
- Technical Precision & ISO Compliance: Manufactured in ISO 9001:2015 facilities to meet OEM-grade parameters.
- Advanced Material Selection: High-tensile steel casing and premium sealing prevent leaks in hot engine rooms.
- Supply Chain Resilience: Consistent stock levels to help B2B clients avoid equipment downtime.
- Expertise in Marine Filtration: Specialized resistance to salt-water corrosion and microbial fuel growth.
- B2B-Centric Support: Flexible MOQ, fast delivery, and full technical documentation for procurement teams.
Frequently Asked Questions
Q: How often should I replace my Baudouin fuel filter?
A: Every 250 to 500 operating hours. Monthly inspections are recommended in marine environments due to higher contamination risks.
Q: Can the K000257 filter separate water from fuel?
A: Yes, the media is designed to coalesce water particles, protecting injectors from water-induced corrosion.
Q: Is this filter compatible with Biodiesel?
A: It is compatible with standard Diesel and Biodiesel blends up to B20. For higher concentrations, please contact our technical team.
Q: What are the symptoms of a clogged K000257 fuel filter?
A: Engine hesitation, reduced power output, difficulty starting, and increased fuel consumption.
Q: Does AYREST provide bulk wholesale pricing?
A: Yes, we specialize in B2B supply. Contact us for bulk discounts, free samples, and annual supply contracts.
Ensure Your Marine Engine Never Fails
AYREST provides industrial-grade fuel filtration for Baudouin and marine fleets worldwide.
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