Heico Steel Delta Protect Wedge Lock Locking and Anti-Vibration Washer M4, Steel Grade A4, Delta Protect Finish H-HLB-4

Heico H-HLB-4 is a Steel Delta Protect Wedge Lock Locking and Anti-Vibration Washer with M4 compatible screw/bolt size. Made from steel with a Delta Protect finish and grade A4 quality, it features a thickness of 1.7mm and an external diameter of 9mm with an inside diameter of 4.4mm. This product is manufactured in Germany and meets RoHS standards.

These wedge lock washers are engineered to provide high-quality anti-vibration locking solutions, especially suitable for bolted applications under extreme vibration or dynamic loads. The radial teeth of the washer embed themselves tightly with the mating surface to secure the bolt effectively as it is tightened.

The locking system is certified, suitable for low and high preload levels, and remains effective even when lubricants are used. Its reusable design guarantees no reduction in locking quality over multiple uses. These washers are supplied in pairs to ensure optimal securing performance.

Heico wedge Lock Washers are compatible with high tensile bolts and nuts of grades 8.8, 10.9, and 12.9. They are available in both steel and stainless steel, catering to different application requirements, with options for narrow or wide bearing surfaces. Sizes range from M3 up to M42, with the H-HLB-4 model specifically designed for M4 bolt sizes.

The washers find extensive industrial use in mechanical engineering setups, wind energy technology, automotive manufacturing, agriculture and forestry equipment, as well as railway applications. Their reliability under harsh conditions makes them ideal for maintaining bolted assemblies in demanding environments.

The wedge lock washer is suitable for dynamic loads with high reliability. Features a certified system for securing bolts under vibration and dynamic forces. Radial teeth embed interlocking with mating surfaces during bolt tightening.

Re-usable without loss in quality or locking function. Supplied as a pair for bolted assemblies. Compatible with high tensile bolts and nuts of grades 8.8, 10.9, and 12.9. Available in steel with narrow and wide bearing surfaces.

Ideal for applications in mechanical engineering, automotive, wind energy, agriculture, forestry, and railway industries. Explore more industrial fasteners and locking washer products at EnvMart to ensure superior bolted joint reliability in your applications.