Stainless Steel A4-80 Hex Nylon Nut with Flange, per DIN6926
1. Description: Stainless Steel A4-80 Hex Nylon Nut with Flange, designed according to DIN6926 standards.
2. Material: Stainless Steel 316 – known for excellent corrosion resistance and durability.
3. Surface: Passivated – enhances the material's resistance to rust and oxidation.
4. Size Range: M5 (3/16") to M24 (1") – suitable for a wide range of applications.
5. Mechanical Properties: A4-80 – provides high strength and reliability.
6. Packing: Available in bulk, box packing, or as per customer requirements, then palletized for shipping.
We manufacture a wide variety of nuts, including Hex Nut, Hex Flange Nut, Kep Nut, Hex Nylon Nut, Hex Flange Nylon Nut, Square Nut, Coupling Nut, Hex Jam Nut, Hex Heavy Nut, Channel Nut (Sliding Nut), and more.
Lock Nuts ensure a secure hold and reduce slippage, making them ideal for industrial and mechanical applications. Stainless Steel fasteners are perfect where both strength and value are essential. The hexagonal drive system allows for easy installation and removal. Coarse threads are particularly effective for brittle materials and offer faster assembly and disassembly compared to fine threads.
If you're interested in our products, feel free to contact us. We’ll provide the best price once we receive your inquiry.
Technical Delivery Conditions
| **Category** | **Details** |
|--------------|-------------|
| **Material** | Steel |
| **General Requirements** | As specified in DIN 267 part 1 & 15 |
| **Thread** | Tolerance: 6H; Standard: DIN13 Part 12 & 15 |
| **Mechanical Properties** | Property class: ≤M39: 5, 6, 8 or 10; >39: by agreement; Standard: ISO 267 Part 4 |
| **Limit Deviations / Geometrical Tolerance** | Product grade: A for product up to size M24 and L≤10d or 150mm; B for product exceeding M24 or L>10d or 150mm; Standard: ISO 4759 Part 1 |
| **Surface Finish** | As processed; DIN267 Part 2 (surface roughness); DIN267 Part 20 (surface discontinuities); DIN267 Part 21 (widening test); DIN267 Part 9 (electroplating); DIN267 Part 10 (hot dip galvanizing) |
| **Acceptance Inspection** | DIN267 Part 5 applies |
Q&A
**Who is Lockey?**
Lockey is a fastener manufacturer established in 1973. Dragon Iron Group focuses on manufacturing and selling fasteners, hardware parts, forging, and machine parts for the automotive and other industries. The company has its headquarters in A Lien, Taiwan. Lockey Industrial Co., Ltd. was set up in 2003 in Dongguan City as the foreign sales department of the group. Our plant is located in Jingjiang City, which makes exporting our products more efficient.
**What do Lockey produce?**
As a fastener manufacturer, we mainly produce:
1. Bolts, studs, and thread rods
2. Hex nuts, nylon nuts, flange locknuts
3. Tapping screws, drilling screws, wood screws, machine screws, socket cap screws
4. Plain washers, spring washers, tooth washers
5. Structural applications, ASTM A325/A490, ASTM F1852/F2280, DIN6914/5/6, DIN7990
We also manufacture special fasteners, hardware parts, forging, and machine parts for the automotive industry, including parts for Toyota and Honda. 70% of our products are exported.
**Why choose Lockey?**
Innovation is at the core of Lockey’s success. We continuously develop new technologies and concepts to stay ahead. Our team of professionals ensures that you receive quality results. We are not just a supplier — we are your partner. We share information, price trends, and even profits with our customers.
**How does Lockey ensure quality?**
With over 40 years of experience and an ISO9001 certification, we have a robust quality assurance system. 80% of our staff are skilled workers with more than 5 years of experience. They regularly attend training programs to enhance their skills and prevent issues during production.
**Do you produce non-standard items?**
Yes, we do. Please send your specification drawings to our sales representative, and we will provide a quotation.
**Do you have a published price list?**
No, we don’t. Market conditions fluctuate, so we keep our pricing flexible. Our sales team can offer the best price based on your specific needs.
**Do you offer discounts?**
Yes, we can offer discounts based on large orders. However, our sales team always strives to give the best possible price, so the discount may not be very large.
**Do you provide samples?**
Yes, stored samples are completely free. However, we do not have a budget for express shipping.
**What is the delivery time?**
It depends on the order quantity. Standard items take about 20–40 days, while non-standard items take 35–60 days. Contact your sales representative for an accurate shipment date.
**What is the payment term?**
T/T and L/C are preferred. Western Union is also acceptable for small payments, such as sample shipping fees.
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