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Barbed reducer fittings are essential components for connecting tubing of different diameters in various fluid transfer systems. Selecting the correct fitting ensures leak-free connections and optimal system performance. This guide will help you navigate the key considerations when purchasing these vital plumbing parts.
【Package Content】This set includes 60 hose connectors in 18 commonly-used sizes, covering both equal-diameter straight connectors and reducing straight connectors；Size Specifications：1 inch, 9/16, 1/2, 5/8, 3/4, 3/8, 1/4, 5/16, 1/8, 3/16, 3/4x...
【Material】These Hose Barb Fittings Assortment are made of high-quality PP (polypropylene) material, which is durable, strong, water-resistant and resistant to chemical corrosion. This ensures a long service life. The surface and inner wall of the...
【Easy Installation】The barbed hose fittings ensures a simple and secure installation. The hook end can firmly grip the hose to prevent leakage. For a tighter connection, you can use a hot air gun to soften the hose before insertion - after cooling...
【Easy to store】All the connectors are stored in a transparent plastic box with size markings. The storage box is small in size (7.68×4.92 IN), making it convenient for storage and carrying. Whether for home backup, workshop maintenance, or outdoor...
【Multi-scenario application】It is widely applicable to aquariums, garden irrigation, camper water systems, fuel pipelines, pneumatic tools, fish tank landscaping, etc. From home DIY to industrial maintenance, this set of connectors can handle all...
This set includes: 10 brass hose barb fittings in various sizes (1/4" ID to 5/16" ID--2Pcs, 1/4" ID to 3/8" ID--2Pcs, 1/4" ID to 1/2" ID--2Pcs, 5/16" ID to 3/8" ID--2Pcs, 3/8" ID to 1/2" ID--2Pcs) and 20 stainless steel hose clamps for secure connections.
Durable Construction: The barb fittings are made of high-quality brass for long-lasting performance and resistance to corrosion, while the clamps are crafted from sturdy stainless steel.
Multiple Applications: Ideal for plumbing, automotive, industrial, and DIY projects involving air, water, fuel, or other fluid transfer through hoses and tubing.
Easy Installation: The barbed design allows for simple push-fit connections, and the clamps ensure a tight, leak-proof seal.
Comprehensive Range: With a variety of sizes included, this kit offers versatility to accommodate various hose and tubing diameters for diverse needs.
【Solid Brass】The reducer hose barb fittings are made of solid brass, which is strong and not easily corroded, suitable for long time use. The stainless steel clamps can avoid garden hose leakage which is rustproof, corrosion resistance and durable.
【High Quality】These hose barb adapter connectors are made from new, high-quality PP polypropylene plastic, which is durable, strong and water-resistant for long-lasting use
【Working Temperature & Pressure】1. Translucent PP (polypropylene) can handle temperatures from -22 °F to 284 °F. It's resistant to corrosion from acids, alkalis, salt solutions, and various organic solvents below 176 °F but can break down under...
【Easy to Install】 Barbed shape supports plug-in installation without glue, or other tools. If you need to, you can use a heat gun or blower to soften the end of the tube before putting it in. Once it cools down, the tube will stay snug
【Wide Application】 The reducing hose barb fittings are perfect for all sorts of applications in food and beverage, labs, aquariums, as well as air, gas, water lines, and pump adapters
✅ [FEATURES] The reducing barbed tube fittings are mainly made of polypropylene (PP) with excellent mechanical strength and good chemical compatibility. Hose barb design, tightly connected with tubings. High impact strength.
✅ [CONNECTORS] 1/8" x 3/8" OD Plastic barb connector, can be connected with 1/8" Hose ID & 3/8" hose ID.
✅ [APPLICATIONS] Cobetter barbed splicer fittings and connectors are used for connection or disconnection of fluid paths in biopharma and gene and cell therapy manufacturing processes, laboratory bottle assemblies.
✅ [QUALITY] Conform to ISO 9001:2015 Quality management system. The fittings are manufactured in the ISO Class 7 clean zones
✅ [REGULATORY COMPLIANCE] All materials comply with USP Class VI standards. The fittings do not contain animal derived components and are free from TSE risk
【Well-Made】100% new and high quality material, all hose barb adapters connectors are made of PP polypropylene plastic, which is durable, strong, water resistant, chemical-resistant materials to assure long life.
【Working Temperature & Pressure】 1. Translucent polypropylene temperature range: -22 °F to 284 °F. It is resistant to corrosion by acid, alkali, salt solution and various organic solvents below 176 °F, The melting point is 329 °F, and it softens...
【Easy to Install】 Barbed shape supports plug-in installation without glue, or other tools. If necessary, you can use a heat gun or blower to soften the end of the tube before inserting it, after cooling, the tube will remain tight.
【Wide Application】 The reducing hose barb fittings connectors are suitable for wide applications in pharmaceutical, food and beverage, laboratory, chemical processing, Aquarium Adapters Air Gas Water Liquid Fuel Line Catheter Tube Pump Adapters.
【Beautiful packaging】 Thru 2way reducing diameter hose connector, 10 sizes, a total of 66pcs of Hose Barb Fittings assortments, a great value package, packed in a pp box, easy for you to access and storage
【What You Get】: Premium Hose Barb Fittings Kit includes 24 connectors (6 sizes: 1/16" 3/32" 1/8" 5/32" 3/16" 13/64", 4pcs each), ensuring a perfect fit for diverse pipe diameters. The aquarium fittings kit comes with 12m/37.92ft...
【Hose Barb Fittings】: This 24pcs aquarium hose connector set combines material versatility with thermal resilience: The translucent PP (polypropylene) fittings maintain structural integrity up to 284°F . Engineered with water-resistant...
【Clear PVC Tubings】: Our pneumatic tubing is made of PVC, whcich is well resistance to chemicals, alkalis solvents and acids. And our tubing has excellent transparency with smooth interior and exterior, effectively preventing sediment accumulation...
【Easy to Install】: Barbed teeth grip tubes like a vise—simply push to activate a secure hold on pipes. For added durability, soften clear tubing ends with a heat gun before insertion; the cooled seal creates a permanent, leak-resistant...
【Wide Uses】: From pharmaceutical labs to home aquariums, these fitting tubing set excel in food-safe, chemical-handling, and high-purity systems. Use them for beverage transfer lines, laboratory equipment, irrigation setups, or aquarium air...
√【Material】Made of solid brass, high quality, can work in high temperatures and pressure.
√【Size】3/8" Hose Barb to 1/4" Hose Barb.
√【Quantity】Package including 2PCS reducer barbed fittings and 4PCS hose clamps.
√【Connetion】Hose Barb on both ends that can connect with two different ID hoses or tubings. Barbed retracting locks for easy slide-back connecting and disconnecting.
√【Working Temperature&Pressure】Temperature range from -200 to +500 degrees F, Maximum working pressure of 300 psi.
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Last update on 2026-09-01 / Affiliate links / Images from Amazon Product Advertising API
How to Choose the Best Barbed Reducer Fittings
Understanding Barbed Reducer Fittings
Barbed reducer fittings are designed with two ends of different diameters, each featuring a series of ridges or "barbs." These barbs grip the inside of flexible tubing, creating a secure and watertight seal without the need for clamps in many applications. They are commonly used in low-pressure systems such as drip irrigation, automotive fluid lines, and laboratory setups.
Key Features to Consider
Material: Fittings are available in various materials, including brass, plastic (like nylon or PVC), and stainless steel. Brass offers good durability and corrosion resistance for general use. Plastics are lightweight and cost-effective, suitable for water or mild chemicals. Stainless steel provides superior strength and resistance to harsh environments and chemicals.
Size Compatibility: The most critical factor is ensuring the barb sizes match the inner diameters of the tubing you intend to connect. Reducers will list both the larger and smaller barb sizes, typically in fractions of an inch or millimeters. Always double-check your tubing's specifications.
Pressure and Temperature Ratings: While often used in low-pressure scenarios, verify that the fitting's maximum pressure and temperature limits are appropriate for your specific application to prevent failure.
Chemical Resistance: If the fitting will be exposed to specific chemicals, solvents, or oils, choose a material known for its resistance to those substances to avoid degradation.
Types of Connections
Most barbed reducers feature straight connections for joining two different-sized tubes. Some may include threaded ends (NPT or BSP) for connection to pipes or bulkheads, offering more versatile plumbing options. Ensure the thread type and size are compatible with your existing setup.
Installation Tips
To ensure a tight seal, slide the tubing firmly over the barb, extending it as far as possible. For added security, especially in high-vibration environments or when exceeding recommended pressure limits, consider using hose clamps that are appropriately sized for the tubing and fitting. Ensure the tubing is clean and free of debris before insertion.
Comparison Tips
When comparing options, prioritize material quality and chemical compatibility for longevity. Verify the exact barb dimensions against your tubing's inner diameter. For critical applications, look for fittings with higher pressure ratings and consider brass or stainless steel over plastic. Always read product specifications carefully to match your system's requirements.
Frequently Asked Questions
What is the primary function of a barbed reducer fitting?
A barbed reducer fitting connects two pieces of flexible tubing that have different inner diameters. The barbs on the fitting grip the inside of the tubing to create a secure, leak-resistant seal.
How do I determine the correct size barbed reducer I need?
You need to know the inner diameters of both the larger and smaller tubes you are connecting. The fitting's specifications will list the barb sizes, and these should match the inner diameters of your tubing.
Can barbed fittings be used with clamps?
Yes, while barbs provide a seal, hose clamps can be used for added security, especially in applications with higher pressures or vibrations. Ensure the clamp size is appropriate for the tubing.
What materials are commonly used for barbed reducers?
Common materials include brass, various plastics like nylon and PVC, and stainless steel. The best material depends on the application's pressure, temperature, and chemical exposure.
Are barbed reducers suitable for high-pressure systems?
Barbed fittings are generally designed for low to moderate pressure applications. For high-pressure systems, mechanical connections or specialized fittings are typically recommended.
How do I ensure a good seal with a barbed reducer?
Ensure the tubing is fully seated over the barb, extending as far as possible onto the fitting. Using a clamp can further enhance the seal's integrity, especially if the tubing is slightly flexible.
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