--- product_id: 332089523 title: "Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8\" Tube OD x 3/8\" Tube OD Connector 5pcs (3/8\" OD Compression x 3/8\" OD Compression)" brand: "zkzx" price: "€ 28.12" currency: EUR in_stock: true reviews_count: 8 url: https://www.desertcart.at/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3 store_origin: AT region: Austria --- # High temperature ductility for durable performance 3/8" OD Compression x 3/8" OD Compression precision fit Heavy-duty brass with rust & corrosion resistance Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) **Brand:** zkzx **Price:** € 28.12 **Availability:** ✅ In Stock ## Summary > 🔧 Connect with Confidence — Brass That Means Business ## Quick Answers - **What is this?** Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) by zkzx - **How much does it cost?** € 28.12 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3) ## Best For - zkzx enthusiasts ## Why This Product - Trusted zkzx brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Heat-Resistant Durability:** Engineered to withstand high temperatures without compromising performance or integrity. - • **Complete 5-Pack Convenience:** Stock up and stay ready with five connectors, including compression nuts and ferrules for hassle-free installation. - • **Precision 3/8" Compression Fit:** Seamlessly connect aluminum, plastic, or copper tubing with exact 3/8" OD compression ends for leak-proof reliability. - • **Built to Last Brass Construction:** Rust-proof and corrosion-resistant brass ensures your fittings stay strong and stylish under pressure. - • **Versatile Straight Coupling Adapter:** Easily convert and join different pipe sizes or materials with a sleek, professional finish. ## Overview This 5-piece set of 3/8" OD brass compression tube fittings offers heavy-duty, rust-proof, and corrosion-resistant connectors designed for seamless, high-temperature applications. Ideal for professionals seeking reliable, precision plumbing solutions that fit aluminum, plastic, and copper tubing with ease. ## Description Package Includes: 5 X Compression to Compression adapter ## Features - Type: Standard 3/8" Tube OD (Compression) male to 3/8" Tube OD (Compression) male.Compression nuts and ferrules included.5pcs - Reducing adapter for different size tube pipes or fittings,Both fitting connects to tubing end. - Tube OD Compression Straight Coupling Adapter for converting Aluminum, Plastic, and Copper straight compression thread pipe Tubing. - Heavy-duty brass construction with rust proof, corrosion resistance, high temperature ductility and low magnetic permeability ## Technical Specifications | Specification | Value | |---------------|-------| | Asin | B08TVMPZVN | | Best Sellers Rank | #15,294 in Industrial & Scientific (See Top 100 in Industrial & Scientific) #305 in Pipe Fittings | | Brand Name | ZKZX | | Color | Copper | | Connector Type | Adapter | | Customer Reviews | 4.6 4.6 out of 5 stars (524) 4.6 out of 5 stars | | Exterior Finish | Brass | | Item Weight | 0.27 g | | Manufacturer | ZKZX | | Manufacturer Part Number | ZKZX-XXXX | | Material Type | Brass | | Model Number | ZKZX-XXXX | | Number Of Packs | 1 | | Number Of Pieces | 5 | | Set Name | Brass Hose Adapter Set (5 Piece) | | Size | 3/8" OD Compression x 3/8" OD Compression | | Thread Size | 0.375 mm | | Thread Type | NPT | | Unit Count | 5 Count | | Upc | 742089390633 | ## Product Details - **Size:** 3/8" OD Compression x 3/8" OD Compression - **Material:** Brass - **Brand:** ZKZX - **Color:** Copper - **Connector Type:** Adapter - **Thread Size:** 0.375 mm - **Exterior Finish:** Brass - **Thread Type:** NPT - **Item Weight:** 0.01 Ounces - **Number of Pieces:** 5 ## Images ![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 1](https://m.media-amazon.com/images/I/61J4kcF-mBL.jpg) ![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 2](https://m.media-amazon.com/images/I/41Y8Ng836gL.jpg) ![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 3](https://m.media-amazon.com/images/I/510BNLPCZ6L.jpg) ![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 4](https://m.media-amazon.com/images/I/518PWcELBlL.jpg) ![Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - Image 5](https://m.media-amazon.com/images/I/61ciXEb9SeL.jpg) ## Available Options This product comes in different **Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ good quality *by on Reviewed in the United States June 2, 2026* seems like I'm always looking for a 3/8 in coupler. my local hardware store is usually out of these besides being about 3 times as much. will stock a few at this price ### ⭐⭐⭐⭐⭐ Great Value *by on Reviewed in the United States March 10, 2026* Great Value ### ⭐⭐⭐⭐⭐ Works *by on Reviewed in the United States February 4, 2026* Worked great for my sink that had old hardware ## Frequently Bought Together - Brass Compression Tube Pipe Fitting Connector, Straight Coupling Adapter, 3/8" Tube OD x 3/8" Tube OD Connector 5pcs (3/8" OD Compression x 3/8" OD Compression) - 3/8 Fuel Line, 3003 Grade Aluminium Tubing for Brake Line, Metal Gas Line, Refrigeration Equipment, [3/8”OD][L:25FT.][ Wall Thickness:0.035"] --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.at/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3](https://www.desertcart.at/products/332089523-brass-compression-tube-pipe-fitting-connector-straight-coupling-adapter-3) --- *Product available on Desertcart Austria* *Store origin: AT* *Last updated: 2026-08-21*