Flared Tube Nuts for 37° Flared Tube Fittings

Flared Tube Nuts

Flared tube nuts are an essential component in plumbing and hydraulic systems. They are designed to create a secure and leak-free connection between flared tubing and fittings. The flared tube nut, also known as a flare nut or a compression nut, plays a crucial role in maintaining the integrity of the system by preventing fluid or gas leaks.The primary purpose of a flared tube nut is to compress the flared end of a tube against a fitting, creating a tight seal. This type of connection is commonly used in applications where high pressure or vibration resistance is required, such as in automotive brake lines, fuel lines, and hydraulic systems.Flared tube nuts are typically made of durable materials like brass, steel, or stainless steel, which provide strength and corrosion resistance. The nut features a threaded interior that allows it to be tightened onto the corresponding fitting, compressing the flared end of the tube against a mating surface.To create a flared connection, the end of the tubing is first flared using a specialized tool. The flared end has a conical shape that matches the angle of the fitting, ensuring a proper fit. The nut is then threaded onto the fitting before the flared end of the tube is inserted. As the nut is tightened, it compresses the flared end against the fitting, creating a secure and leak-proof joint.Flared tube nuts offer several advantages over other types of fittings. They provide a reliable seal, even under high-pressure conditions, and are resistant to vibration, making them suitable for applications where system integrity is crucial. Additionally, they are relatively easy to assemble and disassemble, allowing for maintenance and repairs.

Flared Tube Nuts Size Chart:

T-Tube O.D		Basic Ordering Number	Dimension, in. (mm)
In.	mm		L	F (Hex)
1/8	3	-JN-AN2	0.55(14.0)	0.37(9.5)
3/16	4	-JN-AN3	0.61(15.5)	0.44(11.1)
1/4	6	-JN-AN4	0.62(15.8)	0.56(14.3)
5/16	8	-JN-AN5	0.68(17.3)	0.63(15.9)
3/8	10	-JN-AN6	0.73(18.5)	0.69(17.5)
1/2	12	--JN-AN8	0.85(21.6)	0.87(22.2)
5/8	16	-JN-AN10	0.98(24.9)	1.00(25.4)
3/4	18	-JN-AN12	1.03(26.2)	1.25(31.8)
7/8	22	-JN-AN14	1.09(27.7)	1.37(34.9)
1	25	-JN-AN16	1.13(28.7)	1.50(38.1)
1 1/4	32	-JN-AN20	1.23(31.2)	2.00(50.8)
1 1/2	38	-JN-AN24	1.42(36.1)	2.00(57.2)
2	50	-JN-AN32	1.75(44.5)	2.87(73.0)

Advantages of Using the Flared Tube Nuts:

Using flared tube nuts offers several advantages in plumbing and hydraulic systems. Here are some key benefits:1. Leak Resistance: Flared tube nuts provide a reliable and leak-resistant connection. The flared end of the tube, when properly compressed against the fitting, forms a tight seal that prevents fluid or gas leaks. This is especially important in applications where maintaining system integrity is critical, such as automotive brake lines or hydraulic systems.2. High Pressure Capability: Flared tube nut connections are designed to withstand high-pressure conditions. The compression of the flared end against the fitting creates a strong and secure joint that can handle elevated pressures without compromising the seal. This makes flared tube nuts suitable for applications requiring high-pressure fluid or gas transfer.3. Vibration Resistance: Flared tube nuts are known for their ability to resist vibration. The compression of the flared end against the fitting provides a more stable and secure connection compared to other types of fittings. This is particularly advantageous in automotive or industrial settings where vibrations are common, as it helps prevent the loosening of connections and potential leaks.4. Easy Assembly and Disassembly: Flared tube nuts are relatively easy to assemble and disassemble, allowing for convenient installation, maintenance, and repairs. The threaded interior of the nut enables straightforward attachment to the corresponding fitting, and it can be easily tightened or loosened using appropriate tools. This ease of assembly and disassembly saves time and effort in system maintenance.5. Compatibility: Flared tube nuts are compatible with a wide range of tubing materials, such as copper, steel, or stainless steel. This versatility makes them suitable for various applications across different industries. Additionally, they can be used with different types of fittings, including flare fittings, compression fittings, or inverted flare fittings, further expanding their compatibility.6. Corrosion Resistance: Flared tube nuts are commonly made from materials like brass, steel, or stainless steel, which offer excellent corrosion resistance. This is particularly important in plumbing and hydraulic systems where exposure to moisture or corrosive substances is common. The corrosion-resistant properties of flared tube nuts contribute to their durability and longevity.

China Flared Tube Fittings Manufacturers

We're well-known as one of the leading flared tube fitting manufacturers and suppliers, specializing in providing different kinds of fittings, instrument valves, and flanges. We warmly welcome you to buy high-quality flared tube fittings in stock from our factory. Flared Tube Nuts, Flared Tube Sleeves, Flared Tube Unions, Flared Tube Large Hex Unions, Male Connectors-NPT Flared Tube Fittings, Male Connectors-SAE Flared Tube Fittings, Male Connectors-NPT Flared Tube Fittings, Female Connectors-NPT Flared Tube Fittings, Male Elbows-NPT Flared Tube Fittings, Flared Tube Reducing Adapters.1. We established in July 2008.2. We are a professional manufacturer of Instrumentation Tube Fittings, Pipe Fittings, Hydraulic Ball Valves, Needle Valves, Ball Valves, Check Valves, Valve Manifolds, DIN 2353 Fittings, SAE Flanges, Sampling systems, and Water Heater Accessories.3. Products are available in a variety of different materials, such as Carbon Steel, Stainless steel 316/316L, Duplex, Super Duplex, Hastelloy, Monel, Inconel, Incoloy, and Titanium.4. We are located in Ningbo City, a two-hour drive to Shanghai, with convenient transportation access worldwide.5. Our products are widely used in industries of Chemical, Petrochemical, Power Generation, Oil, Gas, and Shipbuilding.6. Always available to discuss your requirements and ensure full customer satisfaction.7. We have more than 50 CNC machines, 3D measurement equipment, Raw Material chemical composition inspection equipment, High-pressure test equipment, etc.8. We have obtained ISO9001 and CE certificates and more than twenty utility model patents.9. Our products are exported to the United States, Japan, Germany, South America, South Africa, Southeast Asia, and many other countries.10. We also welcome OEM and ODM orders. Please feel free to contact and visit us.