8838HF6 Universal Sprayless Connector Female Fitting for Marine Outboards | JLM Marine
The 8838HF6 Universal Sprayless Connector Female Fitting is engineered to eliminate fuel spray when connecting and disconnecting fuel hoses on marine outboard engines. Compatible with all OEM-brand engines and ethanol-blended fuels, this high-strength female connector is designed to withstand the rigors of the marine environment while ensuring safe, clean fuel connections.
This aftermarket replacement for OEM part number 8838HF6 features a built-in check valve that automatically closes upon disconnection, preventing fuel spillage. It meets all EPA and CARB requirements and is compatible with both 5/16-inch and 3/8-inch fuel lines.
- Female hose fitting with 1/4" NPT thread
- High fuel flow design with less than 0.25kPa restriction at 50 liters/hour
- Check valve automatically closes upon disconnecting to prevent spray
Part Number Cross-Reference
Use this table to confirm equivalent part numbers across OEM and aftermarket brands.
| Brand |
Part Number |
| Attwood |
8838HF6 |
Compatible Engine Models
This universal sprayless connector is compatible with all OEM-brand marine outboard engines that use 5/16-inch or 3/8-inch fuel lines with 1/4" NPT female fittings.
Technical Specifications
| Specification |
Value |
| OEM Part Number |
8838HF6 |
| Connector Type |
Female |
| Thread Size |
1/4" NPT |
| Compatible Fuel Line Sizes |
5/16" and 3/8" |
| Fuel Flow Restriction |
Less than 0.25kPa at 50 liters/hour |
| Fuel Compatibility |
Ethanol-blended fuels and standard marine fuels |
| Compliance |
EPA and CARB requirements |
| Features |
Sprayless design with automatic check valve |
Package Contents
- 1 × Fuel Connector Female (8838HF6)
Note: The package contains all the parts shown in the picture.
Installation Guide
- Ensure the engine is off and the fuel system is depressurized before beginning installation.
- Identify the female fuel connector point on your fuel tank or fuel system where the 8838HF6 will be installed.
- Apply marine-grade thread sealant to the 1/4" NPT threads of the connector (avoid getting sealant inside the valve).
- Thread the female connector into the fuel tank or system fitting by hand, turning clockwise until snug.
- Use an appropriately sized wrench to tighten the fitting an additional 1–1.5 turns beyond hand-tight; do not over-torque.
- Connect your 5/16-inch or 3/8-inch fuel line to the barbed end of the connector, ensuring a secure fit.
- If using hose clamps, position a stainless steel marine-grade clamp over the hose and tighten evenly.
- Connect the male fuel line connector to the female fitting, ensuring it clicks or locks into place.
- Inspect all connections visually for proper alignment and seating.
- Prime the fuel system according to your engine manufacturer's procedure and check for leaks at all connections.
- Start the engine and allow it to run at idle for several minutes while monitoring for fuel spray or drips.
- If any leaks are detected, shut down the engine immediately and re-tighten or re-seal connections as needed.
Troubleshooting & FAQ
Q: How do I confirm this connector fits my fuel system?
A: Verify that your fuel tank or system uses a 1/4" NPT female threaded port and that your fuel lines are either 5/16-inch or 3/8-inch in diameter. Check your existing connector's thread size and hose barb dimensions against the specifications listed above.
Q: Why is fuel still spraying when I disconnect the line?
A: The check valve inside the female connector should close automatically upon disconnection. If spray persists, the valve may be stuck due to debris or corrosion. Disconnect the fitting, inspect and clean the internal valve mechanism, and ensure the male connector is compatible and seating properly.
Q: Can I use this connector with ethanol-blended fuel (E10)?
A: Yes, the 8838HF6 is fully compatible with ethanol-blended fuels including E10, as well as standard marine gasoline. The materials are engineered to resist degradation from ethanol exposure.
Q: How often should I replace this fuel connector?
A: Inspect the connector annually for signs of wear, corrosion, cracking, or fuel leaks. Replace immediately if the check valve fails to close, if threads are damaged, or if any fuel spray is observed during connection or disconnection.
Q: What is the difference between this aftermarket part and the OEM version?
A: This listing is an aftermarket replacement part (not an OEM component). We build to OEM specifications using comparable-grade materials. Production is done in an ISO9002-certified facility, and each batch is inspected for consistent performance.
Q: How fast do you ship and how much does it cost?
A: We offer fast global shipping—typically 5–15 days worldwide—and standard shipping is free. Expedited options are available at checkout depending on your location.
Q: What is your warranty and return policy?
A: This product includes a 1-year warranty against manufacturing defects under normal use. If something goes wrong, contact our support team with your order details. Returns are accepted within our standard return window (unused & in original condition); please see our policy page or reach out for instructions.
Important Notes
- Verify that the product images and specifications match your original part. If discrepancies exist—even if your model is listed—do not proceed with the purchase.
- This product is an aftermarket replacement part and is not an OEM component.
- Professional installation is recommended to ensure safety and optimal performance.
Why Choose JLM MARINE?
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Quality Assured: As a trusted manufacturer for over 20 years, we supply top marine brands globally.
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Fast Global Shipping: Free delivery worldwide in 5–15 days.
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Direct from Manufacturer: Competitive pricing without compromising quality.