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The Best Union Tube Nuts

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Discover now our comparison of the best Union Tube Nuts. 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 Union Tube Nuts 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 Union Tube Nuts 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. 2
4LIFETIMELINES- 3/16' Metric Fitting Assortment Kit, Tube Nut, Union, Adapter, 9 Popular SKUs, 36 Pieces, 25 Tube Nuts, 4 Unions, 7 Adapters, Shatter Resistant Tackle Box, Brake Line Repair
730 Consomer Reviews
4LIFETIMELINES- 3/16" Metric Fitting Assortment Kit, Tube Nut, Union, Adapter, 9 Popular SKUs, 36 Pieces, 25 Tube Nuts, 4 Unions, 7 Adapters, Shatter Resistant Tackle Box, Brake Line Repair
  • Elevate your vehicle's performance with the 3/16" Metric Fitting Assortment | 9 SKU, featuring a comprehensive range of top-quality components tailored for optimal braking system functionality.
  • This assortment comprises nine meticulously selected metric fittings, expertly designed to perfectly fit Japanese and European vehicle braking systems, ensuring precision and reliability in every repair.
  • Each component is expertly crafted from premium materials to guarantee long-lasting performance and durability, offering you peace of mind and cost-effective maintenance.
  • Experience ultimate convenience with our user-friendly packaging, including shatter-resistant trays and locator labels for effortless organization and quick part retrieval, simplifying your repair process.
  • Secure your investment with 4Lifetime's lifetime warranty, providing you with unmatched confidence in your purchase. Your satisfaction and vehicle's safety are our top priorities.
  • Don't wait to optimize your vehicle's braking system performance. Take action now and order the 3/16" Metric Fitting Assortment | 9 SKU to ensure your vehicle operates at its best. Elevate your driving experience today!
No. 3
JACO MANUFACTURING 15-6-4-P-PG 3/8IN to 1/4IN Tube, Plastic NUT and Gripper, Polypropylene, 220PSI, REDUCING Union Connector
  • 220PSI
  • 3/8IN TO 1/4IN TUBE
  • PLASTIC NUT AND GRIPPER
  • POLYPROPYLENE
  • REDUCING UNION CONNECTOR
SaleNo. 4
A-Team Performance - 12 Piece 3/8 Inch-24 Threads Brake Line Fittings Assortment - for 3/16 Inch Tube (4 Unions, 8 Nuts)
  • 12 Piece 3/8 Inch-24 Threads Brake Line Fittings Assortment - for 3/16 Inch Tube (4 Unions, 8 Nuts)
  • These brake line fittings are made of durable brass to prevent rust and plated for corrosion resistance. Both the unions and nuts is metric 3/8-24 threads (regular 3/16 inch tube fitting size)
  • Intended for most common inverted flare/ double flare sizes for 3/16 inch tube, for use with 3/16 inch steel, poly coated or copper brake lines
  • Compatible with most common inverted flare/ double flare sizes for 3/16 inch tube
  • Package Inclusions - 12 piece brake line fittings in the package, include 4 pieces unions and 8 pieces nuts
SaleNo. 5
MuHize Brake Line Fittings - Upgraded15 Pieces 7/16-24 Threads Brake Union Fittings Assortment for 1/4” Brake Line Tube (5 Unions, 10 Nuts)
270 Consomer Reviews
MuHize Brake Line Fittings - Upgraded15 Pieces 7/16-24 Threads Brake Union Fittings Assortment for 1/4” Brake Line Tube (5 Unions, 10 Nuts)
  • PACKAGE INCLUDE - MuHize upgraded Brake Line Fittings Replacement (Pack of 15): ① 5 x metric 7/16-24 threads unions; ② 10 x metric 7/16-24 threads nuts; Note:Both the unions and nuts is metric 7/16-24 threads (regular 1/4 inch tube fitting size). Please check before shopping!
  • INVERTED FLARE UNION- Any 2 (1/4 inch) brake lines can be easy to joined with Muhize unions. both the sizes for unions and nuts are both 7/16-24 threads, which is the regular fitting size for 1/4 inch tube.
  • HIGHER QUALITY - MuHize brake line fittings are made of durable brass with unique rust corrosion proofing technology.
  • WIDELY APPLICATION - MuHize 7/16-24 threads brake fittings commonly fits for regular inverted flare/ double flare sizes for 1/4 inch brake lines tube.
  • PROFESSIONAL - MuHize focus on outstanding features and benefits of braking line. 100% brand new & made from excellent materials, and good contact.
SaleNo. 6
3/8 Inch-24 Threads Brake Line Fittings Assortment for 3/16 Inch Tube set of 2(8 Unions, 16 Nuts)
  • 【Package Includes】24 pieces brake line fittings in the package, include 8 pieces unions and 16 pieces nuts, you can share them with your family and friends, these tubes unions are good fittings.
  • 【Size】the unions measures approx. 0.6 x 0.9 inch, the nut measures approx. 0.67 x 3/8 inch, fit for most common inverted flare or double flare sizes for 3/16 inch tube, for use with 3/16 inch steel, poly coated or copper brake lines.
  • 【Material】All brake line fittings are made of quality brass to prevent rust and plated for corrosion resistance.
  • 【Inverted flare union】these unions are a nice option to join 2 (3/16 inch) brake lines together.
  • 【Quality Service】If you are dissatisfied with the kit or encounter any problems, please don't hesitate to contact us. Your satisfaction is our priority.
No. 7
Frienda 12 Pieces 3/8 Inch-24 Threads Brake Line Fittings Assortment for 3/16 Inch Tube (4 Unions, 8 Nuts)
  • Fit for: the unions measures approx. 0.6 x 0.9 inch, the nut measures approx. 0.67 x 3/8 inch, fit for most common inverted flare or double flare sizes for 3/16 inch tube, for use with 3/16 inch steel, poly coated or copper brake lines; Please confirm the size of the details according to the picture before purchasing
  • Size and material: both the unions and nuts are metric 3/8-24 threads (regular 3/16 inch tube fitting size), all brake line fittings are made of quality brass to prevent rust and plated for corrosion resistance
  • You will get: 12 pieces brake line fittings in the package, include 4 pieces unions and 8 pieces nuts, you can share them with your family and friends, these tubes unions are good fittings
  • Inverted flare union: these unions are a nice option to join 2 (3/16 inch) brake lines together
  • Brake line fitting connect: the nut is called the fitting for 3/16 inch tube, these unions fittings have a hex size of 3/8 inch and the threads are 3/8 inch with a thread pitch of 24
SaleNo. 8
MuHize 15 Pieces Brake Line Fittings (5 Unions, 10 Nuts) - 3/8' - 24 Threads Assortment for 3/16' Brake Line Tube
202 Consomer Reviews
MuHize 15 Pieces Brake Line Fittings (5 Unions, 10 Nuts) - 3/8' - 24 Threads Assortment for 3/16' Brake Line Tube
  • PACKAGE INCLUDE - MuHize upgraded Brake Line Fittings Replacement (Pack of 15): ① 5 x 3/8-24 threads unions; ② 10 x 3/8-24 threads nuts. Note:Both the unions and nuts are 3/8-24 threads (regular 3/16 inch tube fitting size). Please check before shopping!
  • INVERTED FLARE UNION- Any 2 (3/16 inch) brake lines can be easy to joined with Muhize unions. both the sizes for unions and nuts are both 3/8-24 threads, which is the regular fitting size for 3/16 inch tube.
  • HIGHER QUALITY - MuHize brake line fittings are made of durable brass with unique rust corrosion proofing technology.
  • WIDELY APPLICATION - MuHize 3/8' - 24 threads fittings commonly fits for regular inverted flare/ double flare sizes for 3/16 inch brake lines tube.
  • PROFESSIONAL - MuHize focus on outstanding features and benefits of braking line. 100% brand new & made from excellent materials, and good contact.
No. 9
Brake Line Union Invert Flare Tube Nut 1/4" to 3/16" -24 TPI - Each
  • Brake Line Union Invert Flare Tube Nut 1/4" to 3/16" -24 TPI - Each
  • Sold Individually
No. 10
MuHize 3/16 Brake Line Fittings - Premium 18 PCS 3/8' - 24 Threads Brake Fittings Assortment for 3/16' Brake Line Tube (6 Unions, 12 Nuts)
  • PACKAGE INCLUDE - MuHize upgraded brake line fittings replacement (pack of 15): ① 6 x 3/8-24 threads unions; ② 12 x 3/8-24 threads nuts. Note:Both the unions and nuts are 3/8-24 threads (regular 3/16 inch tube fitting size) . Please check before shopping!
  • HIGHER QUALITY - MuHize brake line fittings are made of durable brass with unique rust corrosion proofing technology.
  • INVERTED FLARE UNION- Any 2 (3/16 inch) brake lines can be easy to joined with Muhize unions. both the sizes for unions and nuts are both 3/8-24 threads, which is the regular fitting size for 3/16 inch tube.
  • WIDELY APPLICATION - MuHize 3/8' - 24 threads brake fittings commonly fits for regular inverted flare/ double flare sizes for 3/16 inch brake lines tube.
  • PROFESSIONAL - MuHize focus on outstanding features and benefits of braking line. 100% brand new & made from excellent materials, and good contact.

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Last update on 2024-05-14 / Affiliate links / Images from Amazon Product Advertising API