--- product_id: 557046684 title: "Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size" brand: "vaphy" price: "€ 37.62" currency: EUR in_stock: true category: "Vaphy" url: https://www.desertcart.de/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18 store_origin: DE region: Germany --- # One-way check valve safety Max pressure 210 PSI O2 / 21 PSI Acetylene Pure copper durability Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size **Brand:** vaphy **Price:** € 37.62 **Availability:** ✅ In Stock ## Summary > 🛠️ Safety Meets Precision – Don’t Compromise on Your Welding Setup! ## Quick Answers - **What is this?** Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size by vaphy - **How much does it cost?** € 37.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18) ## Best For - vaphy enthusiasts ## Why This Product - Trusted vaphy brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact & Lightweight:** At just 9.9 ounces and pocket-sized, it’s easy to install and transport without compromising safety. - • **Fail-Safe One-Way Valve:** Innovative check valve design prevents dangerous gas backflow, protecting your workspace and equipment. - • **Universal Compatibility:** Threaded 9/16-18 B size fits seamlessly between regulators and hoses, including propane and Mapp gas applications. - • **Precision Pressure Control:** Handles up to 15 bar (210 PSI) oxygen and 1.5 bar (21 PSI) acetylene pressure for optimal performance under demanding conditions. - • **Built to Last with Pure Copper:** Engineered for unmatched durability and corrosion resistance, ensuring long-term safety and reliability. ## Overview The VAPHY Oxygen Acetylene Flashback Arrestors Set features a robust pure copper build with a one-way check valve to prevent dangerous gas backflow. Designed for 9/16-18 B size threads, it supports oxygen pressures up to 210 PSI and acetylene up to 21 PSI, ensuring reliable and safe operation for welding and cutting tasks. Compatible with propane and Mapp gas, this compact, lightweight arrestor is essential for professional-grade gas regulator setups. ## Description VAPHY Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - desertcart.com ## Features - 【Durable Material】The flashback arrestor is made of pure copper, which is sturdy and durable. - 【Working Pressure】The maximum bearing pressure of oxygen check valve is 15bar/210PSI. The maximum bearing pressure of acetylene check valve is 1.5bar/21PSI. - 【Specification】The thread specification of air inlet and air outlet of flashback arrestor is 9/16-18 B size. - 【Check Valve】The one-way valve design allows the flashback arrestor to guarantee that gas can merely flow in one direction instead of back flow to prevent accidents. - 【Note】For installation between the regulator and hoses. The acetylene arrestor in this set can also be used for Propane or Mapp gas. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CFZZ27NM | | Batteries Included? | No | | Batteries Required? | No | | Best Sellers Rank | #87,837 in Automotive ( See Top 100 in Automotive ) #54 in Welding Gas Regulators | | Customer Reviews | 4.5 4.5 out of 5 stars (46) | | Date First Available | August 18, 2023 | | Item Package Quantity | 1 | | Item Weight | 9.9 ounces | | Manufacturer | Vaphy | | Package Dimensions | 5.79 x 3.27 x 1.34 inches | | Part Number | OX-AC FAS-Blue | | Style | B-1 Set | ## Images ![Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - Image 1](https://m.media-amazon.com/images/I/51NN0b98AvL.jpg) ![Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - Image 2](https://m.media-amazon.com/images/I/71dmUg8r7cL.jpg) ![Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - Image 3](https://m.media-amazon.com/images/I/71rqO7vl5BL.jpg) ![Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - Image 4](https://m.media-amazon.com/images/I/71oHKMCMDbL.jpg) ![Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - Image 5](https://m.media-amazon.com/images/I/710NPpmycML.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - VAPHY Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - VAPHY Oxygen Acetylene Flashback Arrestors Set 9/16-18 Threads for Torch - RX WELD Oxygen and Acetylene Regulators, CGA540 and CGA200, Compatible with V-Style Welding Gas Torch Cutting - PC Handle --- ## 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.de/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18](https://www.desertcart.de/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-07-12*