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The best union nuts in comparison

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Last updated on 17.07.2025

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Xavax

15% off

9,9

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Features

Burst pressure 60 bar, max. Operating pressure 10 bar, max. Temperature 25 C, VDE tested
Protection of the device from rust particles thanks to the inserted sieve, safety against leakage water thanks to the rubber seal
Box contents 1 Xavax cold water inlet hose, length 2.5 m, material nylon polyvinyl chloride (PVC), for standard thread 3 4 inch (DN 20), 26.9 mm
International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.

Gas Hose, Inert Argon Nitrogen Co2 Compressed Air Pipe Welding Union Nut 1/4 Inch (2.0M), Industrial Bottle Coupling Kit for Mig-Mag Welding

Hyuduo

free shipping

9,8

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Scope The gas shield hose is approved to be used for air, compressed air, nitrogen, argon and carbon dioxide. 1 4 "thread, suitable for most pipes, easy to install. 1. The pipe is 5 2m long and can be used flexibly.
Excellent performance This air hose uses high quality rubber hose, which has good toughness, high pressure resistance and aging resistance, heavy brass gaskets, not easy to corrode and good stability .
After-sales service We strive to provide high-quality and convenient service for you. If you have any questions about our products, please contact us and we will give you a satisfactory answer.

Sanitary Connection Hose Extension 3/7 Inch Union Nut x 3/8 Inch Male Thread Length 800 mm

tecuro

15% off

9,7

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Drinking water certified the stainless steel braided hose complies with the KTW-A and W 270 DVGW standards and is suitable for drinking water.
HEAVY DUTY CONNECTORS Equipped with a 3 8" union nuts (14.95mm) including enclosed HD press seal and a 3 8" male thread (16.66mm) for a secure connection.
TEMPERATURE & PRESSURE RESISTANT The hose can withstand temperatures from -5 C to 70 C and pressure up to 10bar, perfect for a wide range of applications.
Not suitable for hazardous substances not suitable for fuels such as fuel oil, diesel, petrol fuel, engine oils, acids and alkalis as well as inert gas.

BFG Fitting Parts 3/4 Inch BSP (26.4 mm) Male Thread x 19 mm Hose Connector with Barbed Hook, Hose Nozzle with Union Nut for Water, Brass Pipe Adapter, 10 Bar, Max. Temperature 90 °C

BFG

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9,6

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International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.
VARIETY OF SIZES These hose connectors are available in various designs. You can choose the desired design based on the external or internal thread and the diameter of the pin head.

Pack of 2 Pump Fittings, 1 Inch Union Nut x 3/4 Inch Male Thread, Water Meter Fittings, DN25 Brass Screw Connection for Circulation Pump Heating, with Seals

Editbar

9,4

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Features

Sealing the threaded connection is very strong and equipped with a sealing ring to effectively prevent leakage and provide double protection to ensure safety and reliability.
DIMENSIONS Dimensions pump fitting measures 1 inch union nut x 3 4 inch male thread
Box contents 2 pump screws including seals

OTOTEC 1Pc 1/4 Refrigerant Line Union Nut Brass Flare Union Connector for 6mm and 6.35mm Outer Diameter Air Conditioning Copper Tube

OTOTEC

9,3

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Features

With a length of 39mm, it is suitable for docking and extending pipes, optimizing the layout of the refrigeration system, and suitable for professional installation needs.
Suitable for various refrigerant piping systems, including air conditioning and refrigeration equipment, increasing the flexibility and ductility of the pipeline.
The extended design ensures high sealing at the docking point, reduces the risk of refrigerant leakage, and improves the efficiency and safety of the piping system.

Poppstar Hose Connector 1 Inch Brass (incl. Union Nut with Flat Sealing) Hose Connection 1" Internal Thread on Hose Nozzle 1 Inch (25 mm)

POPPSTAR

9,2

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Features

Includes 1x brass 1 inch hose nozzle, 1x union nut with internal thread and flat sealing (material brass bright, sealing from NBR)
Temperature range 0 C to 80 C, max. operating pressure 8 bar

Recommendation

Monument Pump Nut Spanner (52mm A/F)

Monument

free shipping

9,2

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Features

The Monument 2040G Pump Nut Spanner Is Designed To Work With The Majority Of Nuts Found On Domestic Central Heating Pumps.
The Spanner Measures 52mm A F (2In) In Size, Providing Ample Leverage To Loosen Or Tighten Pump Nuts With Ease.

£ 26.99

£ 27.34

£ 28.95

£ 29.99

£ 30.41

£ 33.60

VGOL 2 Sets Rubber Wedge Seal Flat Gasket Seal Set with Brass Union Nuts for 1.25 Inch Sink Siphon Seal Sink Wash Basin Drain Pipe Odour Trap

VGOL

9,2

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Features

Product Size This product has two different sizes of Flat Gasket and one size of Brass Nuts and Wedge Seals
Brass Nuts The size is 32.5mm inner diameter and 43mm inner diameter. Flat Gasket The size is 31.8 inner diameter, 38mm outer diameter and 33mm inner diameter, 35mm outer diameter. Wedge Seals, inner diameter 31mm, outer diameter 39.5mm.Manual measurements, please allow slight errors.
Product include a total of 2pcs Wedge Seals,4pcs Flat Gasket,6pcs Brass Nuts,which can completely meet your daily use needs and replacement
How to use When assembling, you must disassemble the entire sink siphon and clean it thoroughly. Then you can connect the new seals to the various pipe connections and tighten the siphon securely with the new union nuts

Soldering Tip Union Nut for Quick Soldering Stations 3103/3104

Quick

9,2

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Features

Original quick replacement part
Soldering tip sleeve for soldering station 3103 3104

This ranking is created through algorithmic analysis of millions of products tailored specifically to your search. We aim to find the most suitable product for you based on manufacturer information and price. The ranking reflects our opinion and should serve as a good starting point for your purchase. We would like to point out that we have not tested the products ourselves and link to selected online shops and partners from which we may receive compensation.

You might also be interested in these union nuts.

PATIKIL 1/4 Inch Male Flare x 1/4 Inch Male Flare Connector, 2Pcs SAE 45 Degree Flare Brass Adapter Union Tube Coupler Flare Pipe Fitting for Air Gas Line Refrigeration HVAC

Specification Material Brass; Color Brass; Total Size 32x11mm 1.26x0.43inch(L*W); Flare Tube OD Size 1 4 male flarex1 4 male flare;Packing List 2Pcs x Brass Flare Tube Fitting,1Pcs x PTFE Tape

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sourcing map 6 Pcs 1" Union PVC Coupling Pipe Fitting (Socket x Socket) PVC Slip Union Coupling Adapter Schedule 40, EPDM O-Ring, Grey

Package Includes You will receive 6 pcs 1 9 32 inch Union pipe fitting, which provides a secure and leak-free connection, so you can enjoy uninterrupted flow in your plumbing systems.

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Swpeet 1Pc 10" Large Basin Wrench Extendable Faucet Installation Tool Includes Adjustable Tap Nut Spanner Telescopic Basin Spanner for Fixing Back and Union Nuts Under Sink 3/8-Inch to 1-1/4-Inch

What You Get ------- In this kit, You will get 1Pc Large Basin Wrench. Including 180 Degree Swivel Head,Adjustable Jaws,T Rod and Precision-Machined Teeth, Telescopic Long Handle Shaft. Perfect design of this tool can meet your daily life needs.

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JG Speedfit FLX40P Union Nut Flexible Hose, Silver, 15 x 1/2-Inch

BSI and WRAS approved

free shipping

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LTWFITTING Value Pack 1/8-Inch OD Brass Compression Union,Sleeve Ferrule,Nut (Pack of 85)

Package Include 50pcs sleeve ferrules, 25pcs nuts, 10pcs compression unions.

free shipping

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YINETTECH 10PCS Rubber Flat Seals 45 x 36 x 2mm Suitable for Siphons Drains Siphon 1 1/2 Inch Union Nut Rubber Gasket Siphon Overflow Gasket

Made from durable, long-lasting rubber to prevent leaks and ensure optimal performance.

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ERGAOBOY 2 PCS Y-Fitting Converter, 3/8" Male x 3/8" Male x 3/8" Female Fractional Tapered Thread, Stainless Steel 304 Cast Thread 3-Way Y-Fitting Union Nut Connector

Operating parameters 0-2 MPA and 0-180 C.

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VOBOR Long Rod Nut - 2Pcs Carbon Steel Coupling Nuts M8 X 66 Hex Coupling Nut Hexagonal Sleeve Standoff Threaded Rod Connector

Premium Material wire connecting rod, long union nut. These hexagonal nuts are made of galvanized carbon steel, which ensures strength, and the zinc cover provides good corrosion resistance.

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The hex nut is still the perfect solution in confined spaces and for quick assembly of various durable elements. Thanks to its hexagonal shape, you have a perfect grip on both the outside and the inside. They are very torsion-resistant, which prevents the nuts from weakening and loosening when vibrated. Guaranteed intact and with a firm hold.

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1/4" BSP PCL Double Male/Male Union Nut

PCL

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Sealey AC46 Coned Tailpiece 3/8 Hose - 1/4BSP Union Nut Pack of 5

Ideal for workshopengineering use with all types of wrenches, sanders and grinders

~~£ 15.99~~ free shipping

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Argon Hose, Inert Gas Hose Rubber Brass Gas Hose Nut 1/4 Inch High Flexibility Compressed Air Hose Welding Union for Air, Mechanicalcomponents (2m/6.6ft)

Precision machined threads ensure firm connection.

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The best union nuts in comparison

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