Our DIN 9250 steel lock washers are designed for secure and reliable fastening in various industrial applications. Featuring double faced printing, these washers provide enhanced grip and prevent loosening under vibration and dynamic loads. They are manufactured from high-grade carbon steel and stainless steel, ensuring durability and corrosion resistance.
Available in multiple finishes including zinc plated, hot dip galvanized steel, Dacromet, nickel plated, black oxide, and plain, these washers cater to diverse environmental and operational requirements. Custom sizes are offered based on customer specifications, adhering to reference standards for precision and compatibility.
These lock washers are widely used in building construction, industrial machinery, and solar energy installation systems. They comply with international standards such as GB, DIN, ISO, and JIS, guaranteeing quality and performance. The product is packaged according to customer requirements, with options for cartons and pallets.
For prototyping and sampling, we provide free samples of standard specifications (1-3 pieces) and customized samples within 15 working days. Bulk orders benefit from our efficient production and quality assurance processes, ensuring timely delivery and consistent quality.

Q: Regarding the shipment, it was exceptionally prompt and well-handled. The package arrived ahead of the estimated schedule, which was a pleasant surprise. Everything was securely packed with no signs of damage during transit. The logistics partner provided clear tracking updates, making it easy to monitor the delivery progress from dispatch to my doorstep. The overall shipping experience was seamless and highly reliable. As for the product quality, the washers appear to be manufactured to high standards. The materials feel robust, and the finish, whether zinc-plated or stainless, looks precise and consistent. They seem perfectly suited for demanding industrial applications, promising durability and reliable performance. The service provided was equally commendable. Communication was clear and professional from the order confirmation onward. Any preliminary inquiries were addressed quickly and thoroughly. The entire process, from selection to delivery, was straightforward and customer-focused. This combination of efficient logistics, apparent high quality, and excellent support makes for a very satisfactory procurement experience. I would not hesitate to source these components from this supplier again for future projects.
Great experience overall. The shipping was surprisingly fast and everything arrived well-packaged and secure. I was a bit concerned about potential damage during transit, but the packaging was robust and there were no issues at all. The quality of the washers themselves appears to be excellent upon initial inspection; they seem very sturdy and precisely made, which is exactly what I needed for my project. Communication from the seller was prompt and helpful whenever I had a question. I haven't had a chance to use them in an application yet, so I can't comment on long-term performance, but based on first impressions of the materials and finish, I am very satisfied. The ordering process was straightforward and the product description was accurate. It's refreshing to deal with a supplier that gets the fundamentals of logistics and customer service right. I would definitely consider purchasing from them again for future fastener needs. The entire transaction was smooth from start to finish.
Quick delivery and excellent packaging. The items arrived well-protected and ahead of schedule, which was a pleasant surprise. Quality appears robust and as described, suitable for industrial applications. Customer service was responsive when I had a pre-sale inquiry. Overall, a very satisfactory procurement experience from order to receipt.
Zippy delivery! The shipping was incredibly fast and the package arrived well before the estimated date. Everything was securely packed with no signs of damage during transit. The quality of the washers appears to be excellent; they feel very sturdy and well-made, with clean finishes and precise dimensions as described. The customer service team was also very responsive and helpful when I had a question about my order. Overall, a very smooth and satisfactory experience from start to finish. I would definitely consider ordering from this supplier again for future fastener needs. The combination of prompt logistics, apparent high quality, and good service makes this a reliable source for industrial components.
Xcellent service from start to finish! The ordering process was straightforward, and the communication was clear. The quality of the washers appears to be very high; they feel solid and well-made, exactly as described for industrial use. Most impressively, the shipping was incredibly fast. The package arrived well ahead of the estimated delivery date and was securely packed to prevent any damage during transit. The overall experience was seamless and professional. I would not hesitate to order from this supplier again for future fastener needs.
Completely satisfied with the delivery speed and packaging of my order. The shipping was incredibly fast, arriving much sooner than expected, which helped keep my project on track. Everything was securely wrapped, preventing any damage during transit. Customer service was outstanding; they responded promptly to my inquiries and provided clear updates throughout the process. The quality of the washers appears excellent, with a solid finish that seems durable for industrial use. Overall, a very reliable and efficient experience from start to finish.
Quick delivery and excellent packaging ensured my order arrived safely without any delays. The quality of the washers is impressive, with sturdy materials that seem very durable. Customer service was responsive and helpful when I had a question about my shipment. Overall, a smooth and reliable experience from start to finish.
Keenly impressed by the outstanding delivery speed; my order arrived much earlier than anticipated, which was a pleasant surprise. The packaging was exceptionally secure, ensuring all items were in perfect condition upon arrival. Quality-wise, these washers exhibit excellent craftsmanship with precise dimensions and durable finishes that meet industrial standards. Customer service was responsive and helpful, promptly addressing my inquiries with clear, professional communication. Overall, a highly reliable experience from start to finish, making future purchases a certainty.
Absolutely outstanding experience with this order! The delivery was incredibly fast, arriving well ahead of the estimated schedule, which was a pleasant surprise. All items were securely packaged with no signs of damage during transit. As for quality, the washers appear to be made from high-grade materials, with a solid finish that suggests excellent durability and resistance to wear. The customer service team was very responsive and helpful, promptly addressing my inquiries with clear, friendly communication. Overall, a highly reliable and satisfactory purchase that I would confidently recommend to others in need of industrial fasteners.
My experience with the shipping was outstanding; the package arrived much earlier than expected, which was a pleasant surprise. The quality of the items is exceptional, with no visible defects and a robust feel that inspires confidence. Customer service was responsive and helpful, answering all my queries promptly. Overall, I'm very satisfied with this purchase and would recommend it to others.