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Lock Nuts from China - High-Quality Self-Locking Nuts Factory & Suppliers for Anti-Loosening Solutions
Product Overview
| Product Name | Lock Nut / Self-Locking Nut / Anti-Loosening Nut |
| Standards | DIN 985, DIN 982, ISO 10511, or customized |
| Material | Carbon Steel |
| Stainless Steel (SS304, SS316) | |
| Alloy Steel | |
| Grade | 6, 8, 10, 12 / A2-70, A4-80 |
| Thread Type | Metric / UNC / UNF |
| Finish Options | Zinc Plated (Clear / Yellow / Blue) |
| Black Oxide | |
| Hot-Dip Galvanized (HDG) | |
| Plain / Polished | |
| Size Range | Metric: M3 – M64 |
| Inch: 1/4" – 2-1/2" | |
| Custom sizes upon request |
Product Features
Self-locking mechanism prevents loosening under vibration and torque
Available in various designs: nylon insert, all-metal, and castellated
Cost-effective, reducing the need for additional washers or locking devices
Corrosion-resistant finishes for outdoor and industrial applications
Easy to install with standard tools
Available in standard and heavy-duty types for different strength requirements
Applications
Automotive and transportation industries
Industrial machinery and equipment
Electrical and power generation systems
Agricultural and construction machinery
Oil and gas, marine, and aerospace applications
General fastening in industrial settings
Packaging & Delivery
| Packaging | Bulk in cartons with wooden pallets |
| Small boxes or polybags with custom labeling | |
| Custom packaging options available | |
| Lead Time | 7–30 days depending on order quantity and customization |
| Shipping Port | Tianjin, China |
Why Choose Hebei Chudu
- Over 10 years of experience in fastener manufacturing.
- ISO 9001-certified factory with strict quality control processes.
- Fast production lead time and competitive pricing.
- Custom solutions for OEM/ODM needs.
- Export to over 40 countries with efficient logistics.
- Wide product range covering various types of lock nuts, bolts, and fasteners.
Frequently Asked Questions
What standards do your lock nuts comply with?
Our lock nuts, self-locking nuts, and anti-loosening nuts are manufactured in strict compliance with international standards including DIN 985, DIN 982, and ISO 10511. We also offer customized options to meet specific requirements.
What materials and grades are available for lock nuts?
We produce lock nuts in Carbon Steel, Stainless Steel (SS304, SS316), and Alloy Steel. They are available in various strength grades, including Grades 6, 8, 10, and 12, as well as A2-70 and A4-80 for stainless steel products.
What are the typical applications for these self-locking nuts?
Our self-locking nuts are widely used in critical sectors including the automotive and transportation industries, industrial machinery, electrical and power generation systems, agricultural and construction machinery, oil and gas, marine, and aerospace applications.
What finish options do you provide for anti-corrosion?
To prevent corrosion in harsh environments, we offer multiple finish options, including Zinc Plated (Clear, Yellow, or Blue), Black Oxide, Hot-Dip Galvanized (HDG), and Plain or Polished finishes.
What is your production lead time and shipping port?
Our standard production lead time is between 7 and 30 days, depending on the order volume and customization requirements. All orders are packed securely and typically shipped from Tianjin Port, China.