--- product_id: 557046684 title: "Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size" price: "4840 som" currency: KGS in_stock: true reviews_count: 8 url: https://www.desertcart.kg/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18 store_origin: KG region: Kyrgyzstan --- # 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 **Price:** 4840 som **Availability:** ✅ In Stock ## Summary > 🔥 Safety Meets Precision – Don’t Weld Without It! 🛠️ ## Quick Answers - **What is this?** Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - **How much does it cost?** 4840 som with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.kg](https://www.desertcart.kg/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18) ## Best For - Customers looking for quality international products ## Why This Product - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Quick, leak-proof setup with standard fittings—get your welding rig ready in minutes and stay ahead of the job. - • **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 options. - • **Precision Pressure Control:** Supports up to 210 PSI for oxygen and 21 PSI for acetylene, perfectly calibrated for professional-grade welding tasks. - • **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 gas backflow, supporting maximum pressures of 210 PSI for oxygen and 21 PSI for acetylene. Designed with standard 9/16-18 B size threads, it ensures easy installation between regulators and hoses, compatible with acetylene, propane, and Mapp gas. Trusted by professionals for enhanced safety and reliability in welding applications. ## Description VAPHY Oxygen Acetylene Flashback Arrestors Set Regulator End 9/16-18 Threads B Size - desertcart.com Review: Easy to install and seems to work - Easy to install on gauge end of hose. Used yellow thread tape to ensure no leakage. Fits well and looks like it should work well. Review: Safety - Buena compra ## 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 | #69,059 in Automotive ( See Top 100 in Automotive ) #40 in Welding Gas Regulators | | Customer Reviews | 4.5 4.5 out of 5 stars (48) | | 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. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Easy to install and seems to work *by G***N on March 7, 2026* Easy to install on gauge end of hose. Used yellow thread tape to ensure no leakage. Fits well and looks like it should work well. ### ⭐⭐⭐⭐⭐ Safety *by M***O on April 15, 2025* Buena compra ### ⭐⭐⭐⭐ So far so good. *by D***S on April 16, 2025* I didn't give them 5 star's yet because I just bought these in a pinch. They are working just fine, flow is good and I haven't experienced any restrictions. It's used for about 2 weeks now for several hours a days. No negatives yet other than it's not brand named. ## 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.kg/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18](https://www.desertcart.kg/products/557046684-oxygen-acetylene-flashback-arrestors-set-regulator-end-9-16-18) --- *Product available on Desertcart Kyrgyzstan* *Store origin: KG* *Last updated: 2026-05-04*