Brass Elbow Hose Tail Reducer Fitting — Air Water Gas Fuel Tubing Connector

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Brass Elbow Hose Tail Reducer Fitting — Air Water Gas Fuel Tubing Connector

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Size: 6-4mm

Pack Amount: 1 pcs

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$5.15 USD

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Brass Elbow Hose Tail Reducer Fitting — Reliable 90° Connections for Air, Water, Gas & Fuel Lines

When you need to change direction and step down hose sizes at the same time, a standard straight fitting just won't cut it. DIYers, mechanics, and plumbers working in tight spaces — engine bays, irrigation panels, compressed air systems, or fuel rigs — know the frustration of kinked hoses and leaking joints. These brass elbow hose tail reducer fittings solve both problems in a single compact component.

Each fitting is machined from solid brass and features a 90° elbow body with two barbed ports of different diameters, allowing you to connect hoses of different sizes at a right angle. Available sizes range from 6mm to 12mm on the larger port and 4mm to 10mm on the smaller port — for example, 6-4mm (≈1/4" to 5/32"), 8-6mm (≈5/16" to 1/4"), 10-8mm (≈3/8" to 5/16"), and 12-10mm (≈1/2" to 3/8"). Choose from 1, 4, or 10-piece packs to match your project scale.

Typical use cases include routing compressed air lines around frame rails, connecting reducer hose runs in garden irrigation systems, stepping down fuel tubing in small engine builds, and plumbing coolant bypass lines in automotive applications — all scenarios where a 90° reducer barb fitting for flexible tubing is the cleanest, most space-efficient solution.

🔵 Compatibility Note: These fittings are designed for flexible hose with an inner diameter (ID) matching the barb OD. Always verify your hose ID against the selected fitting size before ordering. A hose clamp is recommended for pressurized applications.

✅ Key Features of These Brass Elbow Hose Tail Reducer Fittings

🔩Solid Brass Construction — Machined from brass for durability, corrosion resistance, and reliable performance across water, air, gas, and fuel applications.
↩️90° Elbow Profile — The right-angle body lets you route hoses around corners and obstacles without bending or kinking the tubing, ideal for tight engine bays and compact plumbing runs.
📐Reducer Design — Each fitting connects two different hose diameters in one piece, eliminating the need for a separate straight reducer and an elbow — a cleaner, more compact 90-degree reducer barb fitting solution.
🔒Multi-Barb Grip — The ribbed barb profile on each port bites into flexible hose walls to resist pull-out; pair with a hose clamp for a leak-free seal under pressure.
📦Flexible Pack Quantities — Available in 1, 4, or 10-piece packs so you can grab a single fitting for a repair or stock up for a full installation project at a better per-unit cost.
🌡️Broad Media Compatibility — Suitable for use with air, water, gas, and fuel lines; brass is generally compatible with common flexible hose materials including rubber, PVC, and polyurethane tubing.

📐 Technical Specifications — Brass Elbow Hose Tail Reducer Fittings

Product Type	90° Elbow Hose Tail Reducer Fitting (Barb × Barb)
Material	Brass
Finish	Natural brass (uncoated)
Elbow Angle	90°
Available Sizes (Large Port × Small Port)	6-4mm, 8-4mm, 8-6mm, 10-4mm, 10-6mm, 10-8mm, 12-6mm, 12-8mm, 12-10mm
Size in Inches (approx.)	6mm ≈ 1/4", 8mm ≈ 5/16", 10mm ≈ 3/8", 12mm ≈ 1/2", 4mm ≈ 5/32"
Compatible Hose Types	Flexible rubber, PVC, polyurethane, silicone tubing
Compatible Media	Air, water, gas, fuel (verify chemical compatibility for specific fuels)
Working Pressure	See variant options — contact us to confirm for high-pressure use
Pack Options	1 pcs / 4 pcs / 10 pcs
Hose Clamp Required	Recommended for pressurized systems (not included)
Country of Origin	See variant options

⚠️ Heads up: Hose clamps are not included. For pressurized air, fuel, or water lines, always secure the hose with an appropriately rated clamp to prevent blow-off.

❓ Frequently Asked Questions

How do I choose the right size reducer elbow fitting?

Measure the outer diameter (OD) of both hoses you need to connect. The first number in the size designation refers to the larger port and the second to the smaller port — for example, a 10-6mm fitting connects a 10mm (≈3/8") hose to a 6mm (≈1/4") hose. When in doubt, measure with calipers rather than relying on nominal hose labels, as actual hose OD can vary by manufacturer.

What pressure rating do these brass elbow fittings typically handle?

Brass hose tail fittings of this type generally handle working pressures up to approximately 150–200 PSI depending on hose clamp quality and hose wall thickness. For exact pressure ratings for your specific application, please contact us to confirm before use in high-pressure systems.

Are these fittings suitable for outdoor or corrosive environments?

Brass offers good corrosion resistance for most indoor and sheltered outdoor applications involving water, air, and fuel. It is generally not recommended for prolonged exposure to saltwater or highly acidic environments. For harsh outdoor or marine use, stainless steel alternatives may be more appropriate.

What types of tubing or hose are compatible with these fittings?

These hose tail (barb) fittings are compatible with flexible hoses including rubber, PVC, polyurethane, and silicone tubing. The barbed design grips the inner wall of the hose; a hose clamp is recommended for secure, leak-free connections under pressure. Always match the hose inner diameter (ID) to the barb OD for a proper fit.

Can I use these fittings for fuel lines?

Brass is generally compatible with gasoline, diesel, and many other fuels. However, compatibility depends on the specific fuel formulation and any additives present. We recommend verifying chemical compatibility for your exact fuel type before installation, especially for ethanol-blended fuels above E10.

Do I need a hose clamp with these fittings?

For low-pressure or gravity-fed applications, the barb grip alone may be sufficient. For pressurized systems — air compressors, fuel lines, water under pressure — a worm-drive or ear clamp is strongly recommended to prevent hose blow-off and ensure a leak-free seal. Hose clamps are not included.

What is the 90-degree elbow design used for?

The 90° elbow configuration allows you to route hoses around corners or obstacles without kinking the tubing. This is particularly useful in tight engine bays, plumbing panels, or equipment enclosures where a straight fitting would require excessive bending of the hose — making this a go-to 90-degree reducer barb fitting for flexible tubing installations.

🛒 Select your size and pack amount above, then add to cart — ships from our US warehouse.

Brass Elbow Hose Tail Reducer Fitting — Air Water Gas Fuel Tubing Connector

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Brass Elbow Hose Tail Reducer Fitting — Reliable 90° Connections for Air, Water, Gas & Fuel Lines

✅ Key Features of These Brass Elbow Hose Tail Reducer Fittings

📐 Technical Specifications — Brass Elbow Hose Tail Reducer Fittings

❓ Frequently Asked Questions

Brass Elbow Hose Tail Reducer Fitting — Air Water Gas Fuel Tubing Connector

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