Universal Sprayless Connector – Fits All Marine Fuel Systems (Replaces Attwood 8838US6)
This Universal Sprayless Connector is compatible with all marine outboard engines and fuel tanks. It functions as a crucial safety device, eliminating fuel spray when connecting or disconnecting pressurized fuel lines. This ensures safer refueling and maintenance operations by preventing hazardous fuel leakage.
This assembly provides a direct replacement for Attwood part number 8838US6, ensuring a precise fit and reliable performance for your marine fuel system.
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Included Components: The package contains both the male tank connector and the female hose connector.
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Fuel Compatibility: Designed for use with gasoline and modern ethanol-blended fuels.
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Installation: Fits inline on the fuel hose and mounts directly to the tank's 1/4" NPT fitting.
Part Number Cross-Reference
Use this table to confirm the equivalent part number for this replacement component.
| Brand |
Part Number |
| Attwood |
8838US6 |
Compatible Engine Models
Confirm your engine model/year in the table below.
| Brand |
Model |
Rated HP |
Stroke |
Years |
Notes |
| All Marine Engine Brands |
All Models |
1-350 |
2- & 4-Stroke |
All |
Compatible with all standard marine fuel tanks with 1/4" NPT fittings |
Technical Specifications
| Specification |
Value |
| Product Type |
Fuel Line Connector |
| Installation |
Inline/Tank Mount |
| Fuel Type |
Gasoline, Ethanol-blended fuels |
| Connection |
Tank: 1/4" NPT; Hose: 3/8" and 5/16" fuel lines |
| Housing Material |
High-strength plastic (POM Plastic) |
| Housing Color |
Black |
| Fitting Type |
Quick-Connect with check valves |
| Thread Size |
1/4" NPT (tank side) |
| Working Pressure |
20 psi maximum |
| Warranty |
2 years |
| Other Technical Attributes |
Pre-applied fuel-grade thread sealant; Less than 0.25kPa restriction at 50 liters/hour flow rate |
Package Contents
- 1 x Male Tank Connector with pre-applied thread sealant (Attwood 8838TM6)
- 1 x Female Hose Connector (Attwood 8838HF6)
This package includes both the male tank connector and female hose connector as a complete set. Individual components can also be purchased separately (Attwood 8838TM6 for the male tank connector and Attwood 8838HF6 for the female hose connector).
Installation Guide
- Ensure the engine is off and the fuel system is depressurized before beginning work.
- Disconnect the existing fuel line from the tank fitting. Have a rag ready to catch any minor drips.
- Unscrew the old male connector from the fuel tank.
- Clean the threads on the fuel tank fitting to ensure a proper seal.
- Screw the new Male Tank Connector onto the tank's 1/4" NPT fitting. The pre-applied sealant ensures a tight, fuel-resistant seal.
- Attach the new Female Hose Connector to your 3/8" or 5/16" fuel line, securing it with a hose clamp.
- Connect the female hose connector to the male tank connector. Listen for an audible click to confirm it is secure.
- Prime the fuel system and carefully check all connections for leaks before starting the engine.
Troubleshooting & FAQ
Q: How do I know if this connector will fit my engine and fuel tank?
A: This is a universal connector designed to fit all OEM brand engines from 1HP to 350HP and any standard marine fuel tank with a 1/4" NPT fitting. It is compatible with both 3/8" and 5/16" fuel hoses.
Q: What makes this a "sprayless" connector?
A: The connector features recessed check valves that automatically seal the fuel line when disconnecting. This prevents fuel from spraying out under pressure, which is a common hazard with standard fittings.
Q: Can this connector be used with ethanol-blended fuels like E10?
A: Yes, it is fully compatible with gasoline and modern ethanol-blended fuels, engineered to prevent degradation from ethanol exposure.
Q: What is the maximum fuel pressure this connector is rated for?
A: This connector is designed for a maximum working pressure of 20 psi, suitable for most marine outboard fuel systems.
Q: OEM vs. Aftermarket?
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.