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, 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. 2

CDQBWKJGFJ 3 Pcs Brass Compression Fitting 5/16" 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. 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

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. 5

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. 6

Goldpea Stainless Steel 304 Compression Tube Fitting Reducing Union with Double Ferrule 1/4" OD x 3/8" OD Straight Connector, Pack of 2

Reducing union for connecting different tube types on the both end.
Suitable medium: Water, oil, air and some corrosive liquid.
Inner ferrule fitting reduces possibility of leakage between components.
Material: High-quality stainless steel 304 for corrosion resistance and high strength.
Nominal pressure: 16Mpa/2900psi; Max Applicable temperature: 0~450℃/0~842℉

No. 7

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. 8

Uenede 6PCS Brass Compression Tube Pipe Adapter, 1/4" Tube OD to 1/4" NPT Male Thread, Straight Coupling Union Adapter Hex Reducer Fitting Coupler Nipple Connector for Water/Oil/Gas

【Package Include】6PCS Brass 1/4" Tube OD Compression to 1/4" NPT Male Fittings. (Include compression nuts and ferrules.)
【Solid Brass】The fittings are made of solid brass, which is thicker and stronger, durable, threads are deep and accurate, high corrosion resistance, low magnetic permeability and high temperature ductility.
【Solid Connection】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.
【Good Toll】Used to connect pipes with different sizes and different thread, or extending the pipe length. Hex nipples for easy tightening and loosening. Easy to use.
【Widely Used】Apply to plumbing connections, compressed air, hydraulic, refrigeration, instrumentation, gas and other applications.

No. 9

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.

No. 10

ChillWaves Brass Compression Tube Fitting, 1/2" OD x 1/2" OD Compression Union Connector(5-PACK)

SIZE - 1/2" Tube OD x 1/2" 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.

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Last update on 2025-05-19 / Affiliate links / Images from Amazon Product Advertising API

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