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The Best Compression Union Reducers

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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
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.
SaleNo. 2
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. 3
Pysrych Stainless Steel 304 Compression Tube Fitting, Reducer Union, 3/8" OD x 1/4" OD Reducing Straight Connector Adapter, 2pcs
  • Reducing union fitting for connecting and disconnecting two tubes with different diameters
  • 3/8" tube OD connection on one end and 1/4" 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. 4
Metalwork 304 Stainless Steel Reducing Compression Tube Fitting, Reducer Union, 1/4" OD x 1/8" 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. 5
LTWFITTING Compression Reducing Union 3/16-Inch OD x 1/4-Inch OD Brass Fitting (Pack of 5)
  • Package Include: 5pcs
  • Material: brass
  • Net Weight: 20.8g/pc
  • Type: Compression Reducing Union
  • Tube Size: 3/16" OD x 1/4" OD
No. 6
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. 7
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. 8
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
No. 9
Legines Brass Compression Tube Fitting, Union, 1/4" OD x 1/4" OD Coupler, Pack of 2
  • Three piece construction - nut, sleeve and body with attached insert Use with copper, brass, aluminum, or plastic tubing
  • Manufactured for low and medium pressure tubing connection work where excessive vibration or tube movement is not involved.
  • Use with copper,aluminum and thermoplastic tub-ing.Not recommended for steel tubing.
  • Not recommended for application using gas eous media.
  • Meets specifications and standards of ASA, ASME asn SAE.
No. 10
Ice Maker Water Line Brass Compression Tube Fitting, Union, 3/8” OD x 3/8” OD, 2 Pack
269 Consomer Reviews
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.

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Last update on 2025-03-13 / Affiliate links / Images from Amazon Product Advertising API