- Home Page /
- Tools & Home Improvement /
- Welding & Soldering /
- Welding Equipment /
- Welding Equipment & Accessories /
- Gas Welding Equipment /
- Gas Regulators /
- Oxygen Acetylene Flashback Arrestor Set Regul...
0 ratings
Item #:
223398992
Oxygen Acetylene Flashback Arrestor Set Regulator End 9/16-18 Threads B Size, Flashback Arrestor for Regulators, Check Valve
90% of respondents would recommend this to a friend
Item #:
223398992
SLE 625
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Sunday, September 06
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Built-in check valve design ensures that the gas flows in one direction only, not against the flow, thus preventing accidents.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Safety Mechanism
Equipped with advanced flashback arrestors, this set prevents dangerous backflow of gases, ensuring safe operation in welding and cutting processes.
Versatile Compatibility
Designed with 9/16-18 threads for B size regulators, this set easily fits a wide range of equipment, making it an ideal choice for various welding setups.
Enhanced Performance
The integrated check valve improves efficiency by maintaining optimal gas flow, providing users with consistent performance while reducing the risk of contamination.
Product Details
| Brand Name | JZWELD |
| Number of Pieces | 1 |
| Model Number | JFA |
| Manufacturer | JZWELD |
| Set Name | Oxygen Acetylene Flashback Arrestor Set |
| Manufacturer Part Number | JFA-04 |
| Included Components | NO |
| Unit Count | 1.0 Count |
| Size | 1/2 inch (30.5 cm) |
| Item Dimensions | 0.6 x 0.3 x 3 inches (1.5 x 0.8 x 7.6 cm) |
| Item Weight | 0.05 Pounds (20 grams) |
| Connector Type | Coupling |
| Thread Size | 9/16-18 |
| Thread Type | NPT |
| Color | For Regulator |
| Exterior Finish | Brass |
| Material Type | Brass |
| Material | Brass |
| Brand | JZWELD |
| Item dimensions L x W x H | 0.6 x 0.3 x 3 inches (1.5 x 0.8 x 7.6 cm) |
Who Should Buy?
-
Welders
Essential for welders using oxy-acetylene setups to prevent dangerous flashbacks during welding projects.
-
Hobbyists
Ideal for DIY enthusiasts involved in metalwork who require safe and reliable equipment for their projects.
-
Industrial Users
Beneficial for factories or workshops where gas mixtures are commonly used for cutting and welding operations.
-
Casual Users
Not suitable for occasional users who may not require advanced safety features during infrequent tasks.
Product Description
Oxygen Acetylene Flashback Arrestor Set Regulator End 9/16-18 Threads B Size, Flashback Arrestor for Regulators, Check Valve
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What are flashback arrestors used for?
Answer: Flashback arrestors are crucial safety devices used in welding and cutting operations to prevent flames from traveling back into gas supply lines. They work by incorporating both a check valve and a flame trap, which ensures that any potential flashback is extinguished before it can reach the regulator or gas supply. For workers using acetylene and oxygen, such as in metal fabrication or repair, having reliable flashback arrestors significantly enhances safety, reducing the risk of fires and explosions in the workplace. -
Question:
How do I install a flashback arrestor?
Answer: Installing a flashback arrestor is typically straightforward and can be done by following the manufacturer’s instructions. To install, first, ensure the gas supply is turned off. Attach the arrestor to the regulator end with 916-18 threads, ensuring a tight seal, and connect it to the gas line. Flashback arrestors are generally used at the regulator end where the gas is released, making them essential in setups for both oxygen and acetylene. For optimal safety, consider conducting a leak check after installation. -
Question:
What thread size is required for these flashback arrestors?
Answer: The flashback arrestors in this set specifically feature a 916-18 thread size, compatible with B size gas regulators. This threading ensures a secure and leak-proof fit, essential for maintaining safety during welding processes. Always double-check the specifications of your equipment before purchasing to ensure compatibility. Using the correct thread size prevents accidents and is critical for effective operation when dealing with highly flammable gases like acetylene. -
Question:
What is the difference between a check valve and a flashback arrestor?
Answer: A check valve and a flashback arrestor serve different but complementary safety functions. A check valve prevents gas from flowing back into the supply line, maintaining pressure and preventing contamination. In contrast, a flashback arrestor not only includes a check valve but also has a flame trap designed to extinguish flames that may travel back through the gas line. For welders, using both devices in tandem enhances safety, making them invaluable in high-risk environments. -
Question:
Can I use this flashback arrestor set with other gas types?
Answer: This flashback arrestor set is specifically designed for use with oxygen and acetylene gases due to its 916-18 thread compatibility and safety features tailored for these gases. Using it with other gas types, like propane, might not provide adequate safety measures due to different combustion properties. To ensure optimal performance and safety, always verify the manufacturer's recommendations on compatible gases before use. -
Question:
How frequently should I replace flashback arrestors?
Answer: Flashback arrestors should be inspected regularly for signs of wear or damage and replaced as needed. A general guideline is to replace them if they have been subjected to a flashback or if the check valve is not functioning properly. Regular checks should be part of a safety protocol, especially in businesses where welding is conducted regularly. Monitoring the condition of these devices is critical for maintaining a safe working environment. -
Question:
Are flashback arrestors reusable?
Answer: While flashback arrestors can be durable, they are not typically reusable once they have been activated by a flashback. The flame trap is designed to extinguish flames, which can compromise its effectiveness after use. For ongoing safety in welding operations, it’s advisable to replace any flashback arrestor that has been activated to ensure reliable protection against future incidents. Regular maintenance checks are also important to keep the system operational. -
Question:
What applications are flashback arrestors suitable for?
Answer: Flashback arrestors are essential in various applications, including metal welding, cutting, and fabrication. They are especially critical in environments where acetylene and oxygen are utilized, as these gases are highly combustible. Their use is common in automotive, construction, and shipbuilding industries, ensuring that operators remain safe during intensive flame-related tasks. By installing flashback arrestors in these settings, the risk of unwanted incidents is significantly lessened. -
Question:
Where can I buy Flashback Arrestors, Oxygen Acetylene Flashback Arrestor Set in Sierra Leone?
Answer: You can purchase the Flashback Arrestors, Oxygen Acetylene Flashback Arrestor Set for Regulator End 916-18 Threads B Size, Check Valve Sets through Ubuy in Sierra Leone. Ubuy offers a vast selection of safety equipment and welding accessories, making it a convenient choice for sourcing these critical components. Their platform ensures that you can find the right products to enhance your welding safety without hassle.
JZWELD Gas Regulators JFA Editorial Review
The oxygen and acetylene flashback arrestors have garnered a positive reception from customers, primarily due to their effectiveness in providing safety and ease of use. Customers express confidence in the product, noting that it successfully serves its main purpose: protecting against dangerous flashbacks during welding processes. The installation of these arrestors is universally praised, with users finding the process straightforward and hassle-free, which is especially appreciated in a shop setting where time and precision are critical. Quality Considerations play a significant role in customer satisfaction. Many reviewers highlight the impressiveness of the machining and finish, mentioning that the products are built solidly from quality brass, allowing them to withstand regular use without concern for performance degradation. The secure fit is also emphasized, with no issues reported regarding leaks or improper connections post-installation. This has fostered a sense of security among users, enabling them to focus on their work without the anxiety associated with potential gas-related incidents. Additionally, users recommend purchasing multiple sets for different torches, underscoring the product’s affordability and value. This pragmatic approach is coupled with warnings about the risks associated with using substandard or "knockoff" equipment, further solidifying the necessity of using reliable flashback arrestors to prevent catastrophic failures. In summary, these flashback arrestors are viewed as a critical investment for both personal and workplace safety, blending quality Construction with functionality and reliability. **
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Excellent build quality and durable materials.
- Easy to install with secure connections.
- Effective in preventing dangerous flashbacks during welding.
- Good value for money; affordable pricing encourages multiple purchases.
Cons
- Use of low-quality or knockoff equipment can pose risks (not a product flaw but relevant context). Overall, the product effectively safeguards users against potential hazards in gas welding operations, making it a recommended choice for both professionals and hobbyists alike.
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
SLE 625
Order now and get it around Sunday, September 06
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Premium brass design for durability and corrosion resistance.
- Integrated check valve prevents dangerous backflow.
- Color-coded for safety, ensuring correct gas service.
- Compatible with 9/16 -18 threads and B size regulators.
- Meets welding process safety requirements without affecting performance.
- Maximum pressure ratings of 1.5 bar for both gases.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.