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China Lock Nuts Suppliers | Self-Locking Anti-Loosening Nuts Factory for Reliable Fastening 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
Q: What standards do your self-locking nuts comply with?
Our lock nuts are manufactured in compliance with international standards including DIN 985, DIN 982, and ISO 10511. We also offer customization to meet specific customer requirements.
Q: What materials and grades are available for lock nuts?
We offer lock nuts in Carbon Steel, Stainless Steel (SS304, SS316), and Alloy Steel. Available grades include 6, 8, 10, and 12 for carbon steel, and A2-70, A4-80 for stainless steel.
Q: What finishes do you offer to prevent corrosion?
To ensure high corrosion resistance, we provide various finish options including Zinc Plated (Clear, Yellow, Blue), Black Oxide, Hot-Dip Galvanized (HDG), and Plain or Polished styles.
Q: What is the typical lead time and shipping port?
Our standard lead time ranges from 7 to 30 days, depending on the order size and custom requirements. All orders are processed and shipped via Tianjin Port, China.
Q: Can I get customized sizes and packaging for my order?
Yes, we support custom sizes (beyond our standard metric M3-M64 and inch 1/4"-2-1/2" range) as well as custom packaging options, including small boxes, polybags, and custom labels.