Fuel Hose Rubber - E10 Compatible R7 Specification - 1/4” (6mm) ID
£3
1 Meter Fuel System Unleaded Fuel Hose Petrol Black (OD 13mm 0.522") X (ID 1/4" 6mm) Price is per 1 metre.
If you require a longer length simply add the Qty: of meters.
(Supplied in multiples of 1m) Cable is sent as one uncut length up to a max of 15m
SAE J30R7 – Explanation
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SAE: Society of Automotive Engineers – a body that sets engineering standards for vehicles.
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J30: A series of standards specifically related to fuel and oil hoses.
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R7: A particular type (or class) within the J30 series.
What Does SAE J30R7 Hose Do?
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Purpose: For use in fuel and oil systems – usually low-pressure (not for fuel injection).
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Fluids: Can handle gasoline, diesel, ethanol blends (E10, etc.), and oil vapors.
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Use Case: Typically used for:
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Fuel lines between tank and carburetor/fuel pump
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Vapor emission lines
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Small engine fuel systems
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Key Characteristics
| Feature | Detail |
|---|---|
| Pressure | Low-pressure applications |
| Inner Tube | Typically NBR (nitrile rubber) for fuel resistance |
| Outer Cover | Resistant to heat, oil, and ozone |
| Temperature Range | -34°C to +125°C (approx.) |
| Not Suitable For | High-pressure fuel injection systems (use J30R9 or J30R11 instead) |
Summary
If a rubber manufacturer is offering hose marked SAE J30R7, it’s suitable for low-pressure fuel and oil applications, such as classic cars, motorcycles, or older carbureted engines – but not for modern fuel injection systems.
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