Top 10 Best Compression Union Fittings In Feb, 2025

Published by John Carter on

10 BEST COMPRESSION UNION FITTINGS for sale in 2025 – compare between the best compression union fittings on sale.

Rank Product Rating
1
 Legines Brass Compression Tube Fitting, Union, 1/4' OD x 1/4' OD, Pack of 2
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1 Reviews VIEW DEAL
Product Highlights
  • 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.
$8.99
2
 4LIFETIMELINES Brass compression union, 1/4, 10/bag
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Product Highlights
  • High quality brass for leak-proof reliability
  • Our brake line unions are made with unmatched superior quality
  • Made of durable brass which is resistant to corrosion from salt that can be used on roads in the winter
  • Works with steel, copper nickel, copper coated steel, PVF-coated, and stainless steel lines
$12.99
3
 4LIFETIMELINES Brass compression union, 3/16, 10/bag
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3 Reviews VIEW DEAL
Product Highlights
  • High quality brass for leak-proof reliability
  • Our brake line unions are made with unmatched superior quality
  • Made of durable brass which is resistant to corrosion from salt that can be used on roads in the winter
  • Suitable for brake hydraulic line union
$9.99
4
 LTWFITTING 1/4-Inch OD Compression Union,Brass Compression Fitting(Pack of 10)
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21 Reviews VIEW DEAL
Product Highlights
  • Type: Compression Union
  • Tube Size:1/4" OD
  • Materies: BRASS
  • Net Weight: 23.1g/PC
$14.99
5
 Horiznext Stainless Steel Compression Tube Fitting, Union, 1/4' Tube OD. Straight Adapter
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7 Reviews VIEW DEAL
Product Highlights
  • Made of stainless steel 304, heavy duty, durable and corrosion resistant.
  • 1/4" outer diameter tube
  • Fittings for connecting and extending stainless steel, copper, rigid and semi-rigid plastic tubing
  • Maximum working pressure of 2000 psi
$7.90
6
 LTWFITTING 3/8-Inch OD x 5/16-Inch OD Compression Reducing Union,Brass Compression Fitting(Pack of 5)
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Product Highlights
  • Type: Compression Reducing Union
  • Tube Size:3/8" OD x 5/16" OD
  • Package Content : 5 PCS(Include Nut And Ferrule)
  • Materies: BRASS, Net Weight: 18g/PC
$13.92
7
 LTWFITTING 3/16-Inch OD Compression Union,Brass Compression Fitting(Pack of 30)
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Product Highlights
  • Type: Compression Union
  • Tube Size:3/16" OD
  • Materies: BRASS
  • Net Weight: 17.5g/PC
$28.99
8
 LTWFITTING 3/16-Inch OD Compression Union,Brass Compression Fitting(Pack of 10)
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21 Reviews VIEW DEAL
Product Highlights
  • Type: Compression Union
  • Tube Size:3/16" OD
  • Materies: BRASS
  • Net Weight: 17.5g/PC
$12.99
9
 Vis Brass Compression Tube Fitting, Union, 1/2' OD x 1/2' OD (Pack of 5)
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Product Highlights
  • Union for connecting and disconnecting two tubes more easily than with a coupling
  • Compression tube connections on both ends
  • Brass for corrosion resistance, ductility at high temperatures, and low magnetic permeability
  • Operating temperature range of -65 to +250 degrees F
$21.99
10
 Lead Free Brass Union Coupling 3/8' COMP x 3/8' COMP Leak Proof Easy Connect Union (5 Pack)
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5 Reviews VIEW DEAL
Product Highlights
  • Value 5 pack. Solid lead-free brass construction with compression fitting for 100% leak proof usage.
  • Size: Inlet 3/8" OD COMP x 3/8" OD COMP compression union. Compression nuts and ferrules included.
  • Used for coupling 3/8 OD pipes/lines together.
  • For use with cold or hot water feed with water temperatures of 40-165 Degrees Fahrenheit. Applicable in residential and commercial usage.
$13.49

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John Carter

John Carter is the owner and CEO of AcedProducts.co—a popular online website that analyzes tens of thousands of reviews on various products to show you the bestsellers in any category. His goal is to make online shopping much easier than it's ever been by eliminating the need to guess which products are good and which ones are bad.

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