Overview
Tab washers are specialized fastener components designed to prevent loosening and maintain secure assembly in mechanical systems. These washers feature a unique tab or bent section that locks into place against a bolt head or nut, providing resistance to rotation caused by vibration or dynamic loads. Manufactured with precision, tab washers are typically produced from high-strength materials such as stainless steel, carbon steel, or alloy steel, ensuring durability and corrosion resistance in demanding environments. The design of the tab washer allows it to be easily bent or folded to engage with the fastener, creating a reliable locking mechanism that enhances joint integrity. Their robust construction and precise dimensions make tab washers suitable for critical applications where maintaining tension and preventing fastener back-off is essential.
In industrial settings, tab washers are widely used across automotive, aerospace, heavy machinery, and construction equipment sectors due to their effectiveness in securing bolted joints under stress. The performance of tab washers is characterized by their ability to withstand high torque and resist loosening without compromising the assembly’s structural stability. These washers contribute to extended maintenance intervals and improved safety by reducing the risk of fastener failure. The versatility of tab washers allows them to be integrated into various fastening systems, providing a cost-effective solution for enhancing joint reliability. Their application ensures consistent performance in environments subject to vibration, thermal cycling, and mechanical shock, making tab washers an indispensable component in precision fastening solutions.
| Product Type | Tab Washer |
| Head Style | Flat with Tab(s) |
| Manufacturing Process | Stamping and Forming |
| Thread Type | Not Applicable |
| Common Materials | Carbon Steel, Stainless Steel, Brass |
| Available Sizes | Various inner diameters to fit bolt sizes from M3 to M24 |
| Strength Features | Prevents loosening by locking bolt or nut in place |
| Typical Applications | Securing fasteners in machinery, automotive, and electrical assemblies |
| Surface Finishes | Zinc Plated, Black Oxide, Plain, Passivated |
| Standards | DIN 6798, ISO 8750 |
| Customization | Custom Sizes, Materials, Threads & Surface Finishes Available |
Tabs bend to lock fasteners securely, preventing loosening in high-vibration environments.
Available in stainless steel and coated carbon steel for enhanced durability against corrosion.
Wide diameter range accommodates diverse fastening requirements across industries.
Designed for quick application with standard nuts and bolts, reducing assembly time.
Manufactured from alloy and carbon steels to withstand heavy loads and stress.
Produced to meet DIN and ISO standards ensuring consistent quality and reliability.
| Product Type | Locking Washer with Tabs |
| Thread Type | Compatible with Metric Threads |
| Diameter Range | M5 to M30 |
| Length Range | 10 to 100 mm |
| Available Materials | Stainless Steel, Carbon Steel, Alloy Steel |
| Manufacturing Standards | DIN 6797, ISO 8752 |
| Surface Finish | Plain, Zinc Plated, Passivated |
| Diameter (mm) | Outer Diameter (mm) | Tab Length (mm) | Thickness (mm) |
|---|---|---|---|
| M5 | 10 | 5 | 1.0 |
| M10 | 20 | 8 | 1.5 |
| M20 | 35 | 12 | 2.0 |
| M30 | 50 | 15 | 2.5 |
