The Best Compression Union Reducers

Looking for the best Compression Union Reducers?

Discover now our comparison of the best Compression Union Reducers. 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 Reducers 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 Reducers 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

Pysrych Stainless Steel 304 Compression Tube Fitting, Reducer Union, 1/2" OD x 3/8" OD Reducing Straight Connector Adapter, 2pcs

Reducing union fitting for connecting and disconnecting two tubes with different diameters
1/2" tube OD connection on one end and 3/8" tube OD on the other.
304 stainless steel for higher strength and greater corrosion resistance.
Operating temperatures: below 450℃/ Working pressure: 25Mpa-40Mpa.
Applicable medium: oil, water, gas and other non-corrosive or corrosive medium.

No. 2

LTWFITTING 3/8-Inch OD x 1/4-Inch OD Compression Reducing Union,Brass Compression Fitting(Pack of 5)

Type: Compression Reducing Union
Tube Size:3/8" OD x 1/4" OD
Package Content : 5 PCS(Include Nut And Ferrule)
Materies: BRASS, Net Weight: 15g/PC
Choosing products dimensions and quantities at column of size and colour seperately,price would be more favorable if choosing wholesale.

No. 3

Litorange 3 Pack Metals Brass Tube Fitting Fuel Brake Line Adapter Compression Union 3/8" x 1/4" Tube OD

【Material】: Heavy Duty Brass,strong and durable. Dual couplings for joining two tubes of the same diameter(OD: Outer Diameter)
【Firm And Durable】: Litorange Brass for corrosion resistance, high temperature ductility and low magnetic permeability
【Function】: Union for connecting and disconnecting two tubes more easily than with a coupling
【Tips】: For low to medium pressure operating environments with no excessive vibration or tube movement. Use with copper, brass, aluminum, or plastic tubing
【Package Include】: 3 PCS 3/8" x 1/4" Tube OD. (include nuts and ferrules)

No. 4

CDQBWKJGFJ 3 Pcs Brass Compression Fitting 3/16" Tube OD x 1/4" OD Union Reducer Connector

Three piece construction - nut, sleeve and body
Compression Fittings do not require any flaring, soldering or other type of tubing preparation.
Brass for corrosion resistance, high temperature ductility and low magnetic permeability
For copper, brass, aluminum, or plastic tubing
These 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.

No. 5

Uenede 6PCS Brass Compression Tube Fitting, Union, 3/16" Tube OD x 3/16" Tube OD Coupler Connector Pipe Fittings

【Product Contains】6PCS 3/16" tube OD x 3/16" tube OD compression tube fittings.
【Three Piece Construction】Nut, sleeve and body with attached insert. Easy to disassemble without the need for flaring tools.
【Solid Brass】The connectors are made of solid brass, which is strong and not easily corroded, suitable for long time use.
【Easy to Use】Use with copper, brass, aluminum, or plastic tubing. Standard fittings use short nuts.
【Widely Use】Primary uses water, fuel, lquid, gasoline, oil, air and vacuum lines. MAX.working pressure is 150PSI; Tempurature range -65℉~ +250℉.

No. 6

Taiidaues Brass Compression Tube Fitting, 10 PCS 3/8" OD Compression Union Connectors & 10 PCS Compression Sleeves Ferrules

You Will Get - 10 pcs 3/8" OD x 3/8" OD Compression brass tube fittings.10 PCS 3/8" OD Compression Sleeves Ferrules. 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
High Quality Brass - Our 3/8" compression fitting 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)
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

No. 7

Metalwork 304 Stainless Steel Reducing Compression Tube Fitting, Reducer Union, 1/4" OD x 3/8" OD (2 Pcs)

Reducing Union for connecting and disconnecting two pipes of differrent diameter.
Fitting connects to tubing on both ends
Type 304 stainless steel for higher strength and greater corrosion resistance
Operating temperatures: below 450℃/ Working pressure: 25Mpa-40Mpa
Applicable medium: oil, water, gas and other non-corrosive or corrosive medium.

No. 8

Goldpea Stainless Steel 304 Compression Union 4mm OD x 4mm OD Tube Fitting, Pack of 2

Union for connecting and disconnecting two pipes more easily than couplings.
Double ferrule fitting reduces possibility of leakage.
Made from 312 stainless steel that provides higher strength and greater corrosion resistance than untreated stainless steel.
Operating temperatures: below 450℃/ Working pressure: 25Mpa-48Mpa
Applicable medium: oil, water, gas and other non-corrosive or corrosive medium.

No. 9

Ice Maker Water Line Brass Compression Tube Fitting, Union, 3/8” OD x 3/8” OD, 2 Pack

✅ Pack of two 3/8” OD x 3/8” OD tube fittings
✅ Safe to use on copper or plastic water line tubing
✅ Hex head on both sides of adapter provide excellent grip during installation
✅ High quality and deep threads allow the fittings to bite better providing perfect compression for a leak-free connection
✅ Three piece construction - nut, sleeve and body with attached insert Use with copper, brass, aluminum, or plastic tubing, Meets specifications and standards of ASA, ASME asn SAE.

No. 10

MuHize Compression Union Fittings, Upgraded 5/16" Compression Tube Fitting Ensure a Leakproof Connection, Suitable for Harsh Road Conditions, Corrosion Resistnant Brass Construction(Pack of 4)

【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】: 5/16" Tube OD x 5/16" 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 4).
【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.

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Last update on 2025-07-03 / Affiliate links / Images from Amazon Product Advertising API

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