The Best Compression Union Fittings

Looking for the best Compression Union Fittings?

Discover now our comparison of the best Compression Union Fittings. It is never easy to choose from the wide range of offers. On the market, you will find an incalculable number of models, all at different prices. And as you will discover, the best Compression Union Fittings are not always the ones at the highest prices! Many criteria are used, and they make the richness and relevance of this comparison.
To help you make the best choice among the hundreds of products available, we have decided to offer you a comparison of the Compression Union Fittings in order to find the best quality/price ratio. In this ranking, you will find products listed according to their price, but also their characteristics and the opinions of other customers. Also discover our comparisons by categories. You won’t have to choose your products at random anymore.

No. 1

46pcs Brass Compression Tube Pipe Fittings Assortment Kit, Taiidaues 1/8" 3/16" 1/4" 5/16" 3/8" 1/2" OD Compression Union Connector & Compression Sleeves Ferrules

High Quality - Our brass compression fittings kit is made of high-quality brass, with strong wear, corrosion resistance, high compressive strength, durability, low magnetic permeability and high temperature ductility
Widely Use- Brass compression tube fittings meet specifications and standards of ASA, ASME asn SAE. Good sealing and repeatability, temperature and pressure resistance. Perfect fit for oil, gas, water and other non-corrosive or corrosive pipeline systems, no need for welding and flaring tools, easy disassembly, installation and maintenance, etc
WORKING PRESSURE & TEMPERATURE - 2000 PSI maximum working pressure, temperature range -65°F to +250°F (-53°C to +121°C)
You Will Get- Brass air line compression fittings contain: 1/8"-4 pcs, 3/16"-4 pcs, 1/4"-4 pcs, 5/16"-4 pcs, 3/8"-4pcs,and 1/2"-2 pcs compression coupling. 1/8"-4 pcs, 3/16"-4 pcs, 1/4"-4 pcs, 5/16"-4 pcs, 3/8"-4 pcs,and 1/2" -4 pcs compression sleeves ferrules. Total 46 pcs Brass Compression Fittings
Tips- These copper tubing fittings contain lead and are not allowed by federal law to be installed for potable water use in the U.S.A. and its territories

SaleNo. 2

MuHize Compression Tube Fitting, Upgraded 3/16" High Pressure Compression Union, Brake Line Adapter Fittings Assortment, Compression Tube Fitting for Industrial Use or Trucks Trailers(Pack of 8)

【Easy to Install】: MuHize compression fitting is much easier than replacing, bending, and flaring new lines. Compression fittings for copper pipe are easy to disassemble no flaring tool is required. Just make sure the cuts to the original lines are clean and these will outlast the rest of the line with no leaks.
【Rust-Proof Reliability】: MuHize brass compression union fitting is built to last, protecting your brake lines from corrosion in harsh conditions.
【Versatile Compatibility】: This high-quality brass union works seamlessly with copper, brass, aluminum, or plastic tubing, suitable for most automotive applications.
【Size & Package Includes】: 3/16" Tube OD x 3/16" Tube OD. MuHize compression Tube Fitting mainly consists of a fitting body with a 24-degree tapered hole, a ferrule with a sharp inner edge, and a nut for compression(pack of 8).
【Working Principle】: MuHize compression Tube Fitting is to compress the ferrule by thread interlocking, and the two ends of the inner diameter of the ferrule tightly wrap the tube due to radial shrinkage, which plays a sealing role and realizes the sealing and tightening effect between the joint and the tube.

No. 3

Ailbiuko 53 PCS DOT Brass Compression Air Brake Nylon Tubing Fittings,Straight Union Fitting Assortment Kit 1/4" 1/8" 3/8" 1/2" 5/8" for Truck or Industrial Air System

STRAIGHT UNION KIT: The dot air compression union fittings kit package includes 53pcs : 4 pcs 1/8" x 1/8" compression tube union, 6 pcs 1/4" x 1/4" compression tube union,6 pcs 3/8" x 3/8" compression tube union,2 pcs 1/2" x 1/2" compression tube union,1 pc 5/8" x 5/8" compression tube union,34pcs sleeves ferrules,1pc 4m teflon tape
PREMIUM MATERIAL: Our DOT dot air compression union fittings kit is made of high-quality CA360 brass, Meet D.O.T FMVSS 571.106, Air Brake system Requirements, with corrosion resistance, high-temperature ductility, and low permeability. Great for long-time use, dot union fitting type: 1/8",1/4",3/8",1/2",5/8"
PRESSURE RANGE: Air line fittings pressure resistance, not easy to trip. Air brake fittings working pressure from vacuum max to 300 PSI. Temperature Range: -65° F to +200° F(Note: see tubing manufacturer’s recommendations for pressure and temperature mutations)
EASY TO INSTALL: Our dot air compression union fittings kit quicks disconnect push tubing in, you need to use tools to fix loose parts to handle in tight places so that use will be firmer and not easy to fall off. And wrapped the additional teflon tape we presented to make the connection closer, thereby extending the service life
TYPICAL APPLICATION: Air brake fittings assortment kit can be used with air systems, copper tubing in airline brake systems, which is perfect for automotive car or truck repair, air operated seats, operating gauges, air horns, industrial workshops, air brake connections, towing machine hose connection and air brake connections or lawn mower repair

No. 4

Legines Brass Compression Tube Fitting, Comp Union Coupling Assortment Kit 1/8", 3/16", 1/4", 5/16", 3/8" & 1/2" 6 Sizes (22 Pcs)

Kit contains 6sizes: 1/8"(2 pcs), 3/16"(10 pcs), 1/4"(4 pcs), 5/16"(2 pcs), 3/8"(2 pcs) and 1/2" (2 pcs)compression coupling, total 22pcs.
Each assortment contains a specific collection of fast moving fittings that should be kept on hand when working with automotive hydraulic braking systems.
This compression union assortments are designed for specialty and general repair shops.
Meets specifications and standards of ASA, ASME asn SAE.
Compression unions for joining copper, brass, or aluminum tubing in low-pressure applications

No. 5

HaSaoMoi D.O.T Brass Compression Straight Union Fittings, 3/8" Air Compression Union for Nylon Tubings (Pack 4)

PREMIUM MATERIAL:Our Brass Compression Tube Fittings are made of high quality CA360 brass, with corrosion resistance, high temperature ductility and low permeability. Great for long time use, dot compression tube fitting assortment pneumatic fittings type: 3/8"
TYPICAL APPLICATION:The brass compression fittings for nylon tubing can be used with air systems, copper tubing in air lines brake systems, which is perfect for automotive car or truck repair or trailers daily parts replacement, air operated seats, operating gauges, air horns, heater controls, industrial workshops, daily garden or lawn mower repair, towing machine hose connection and air brake connections
EASY TO BE INSTALLED:The compression tubing sleeve connect two tube with same OD. Take out the outer sleeve and insert the nylon tube in, fasten the outer sleeve into the main body again. Make sure the small inside sleeve is kept together with the hose
MAX PRESSURE: Working pressure from vacuum to 250 psi. Temperature Range: -40° F to +200° F（-40°C to +93°C）(Note: see tubing manufacturer’s recommendations for pressure and temperature mutations)
PACKAGE INCLUDES:You will receive 4 pcs 3/8" Tube OD Brass Compression Tube Fitting, which can meet your needs of use and replacement, and you can also share them with others

No. 6

160 PCS Compression Fittings Assortment kit - 4 Sizes (1/4", 3/8", 5/16", 1/2") of Brass Compression Sleeve Ferrule & Insert - Used to Connect Lines for air,Water,Fuel,Oil and inert Gases

Brief Description:You'll get 160 pieces of compression fittings including compression sleeve ferrule and Insert of 4 different sizes for your convenience
Sizes:1/4 inches- 20 pcs compression sleeve ferrule, 20 pcs compression insert .3/8 inches- 20 pcs sleeve ferrule, 20 pcs insert. 5/16 inches- 20 pcs sleeve ferrule, 20 pcs insert .1/2 inches- 20 pcs sleeve ferrule, 20 pcs insert
High-Quality Material: Solid , High Quality and durable brass construction. Lead Free, Corrosion resistance, ductility at high temperatures, and low magnetic permeability.
Easy to Use:These fittings are easy to assemble requiring no soldering, flaring or deburring. Standard Compression Fittings are suitable for a wide variety of applications
Applications:This brass compression kit can be connected to copper, brass, aluminum, or plastic tubing. No flaring tool is required for assembly.It can keeps plastic tube from collapsing when tightened. And prevent leakage

No. 7

ChillWaves Brass Compression Tube Fitting, 1/4" OD x 1/4" OD Compression Union Connector(10-PACK)

SIZE - 1/4" Tube OD x 1/4" Tube OD, Compression Tube Fitting mainly consists of a fitting body with a 24 degree tapered hole, a ferrule with a sharp inner edge, and a nut for compression.
MATERIAL - Made of high-quality brass, with strong wear and corrosion resistance, high compressive strength, durability, low magnetic permeability and high temperature ductility.
Use - Suitable for oil, gas, water and other non-corrosive or corrosive pipeline systems, temperature and pressure resistance, good sealing and repeatability, no need for welding and flaring tools, easy disassembly, installation and maintenance, etc.
WORKING PRESSURE & TEMPERATURE - 1200PSI maximum working pressure, temperature range -65°F to +250°F (-53°C to +121°C)
WORKING PRINCIPLE - Compression Tube Fitting is to compress the ferrule by thread interlocking, and the two ends of the inner diameter of the ferrule tightly wrap the tube due to radial shrinkage, which plays a sealing role and realizes the sealing and tightening effect between the joint and the tube.

No. 8

Joywayus Brass Compression Tube Pipe Fitting 3/16" Tube OD x 3/16" Tube OD Compression Union Connector (Pack of 5)

【Size】5PCS 3/16" OD compression union tube fittings.
【Material】Brass construction, which is corrosion resistance, no leaking, ductility at high, for long-lasting use.
【Three Piece Construction】Nut, sleeve and body with attached insert.
【Easily Use】Use with copper, brass, aluminum, or plastic tubing. Easy to disassemble no flaring tool required. Installation and maintenance convenient.
【Widely Use】This fitting can be used to connect various pipes, such as air pipe, fuel pipe, water pipe as well as air tools. It can also be used with grease, fuels, LP and natural gas, refrigeration, instrumentation and hydraulic systems in low and medium pressure pipe line connections.

No. 9

LTWFITTING 3/16-Inch OD Compression Union,Brass Compression Fitting(Pack of 10)

Type: Compression Union
Tube Size:3/16" OD
Materies: BRASS
Net Weight: 17.5g/PC
Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.

SaleNo. 10

5 Consomer Reviews

TRUSTKITS 1/4" Brass Compression Tube Fittings Assortment, 1/4" Compression Union Tee, 1/4 NPT Compression Fitting Straight Coupling Adapter, 90 Degree Elbow with Sleeves Ferrules 38 PCS

PREMIUM SOLID BRASS- 1/4" brass compression fittings kit is made of high-quality brass, with strong wear，corrosion resistance, high compressive strength, durability, low magnetic
YOU WILL GET- 1/4 in compression fittings contains: 1/4" OD compression union-4 pcs, 1/4" OD X 1/4" NPT Straight male-4 pcs, 1/4" OD X 1/4" NPT 90° Elbow male-4 pcs,1/4" OD compression tee-4 pcs, 1/4" OD compression sleeves ferrules-20 pcs,and thread seal tape-2 pcs.Total 38 pcs Brass Compression Fittings
WORKING PRESSURE & TEMPERATURE - The maximum working pressure of compression tube fitting repair is up to 2000PSI , temperature range -65°F to +250°F (-53°C to +121°C)
WIDELY USE - Brass compression tube fittings meet specifications and standards of ASA, ASME asn SAE. Good sealing and repeatability, temperature and pressure resistance. Perfect fit for oil, gas, water and other non-corrosive or corrosive pipeline systems, no need for welding and flaring tools, easy disassembly, installation and maintenance, etc
TIPS- These brass compression fittings 1/4" contain lead and are not allowed by federal law to be installed for potable water use in the U.S.A. and its territories

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Last update on 2025-04-21 / Affiliate links / Images from Amazon Product Advertising API

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