CNC Machining for the Lock Washer and Tooth Washer Industry

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  • Source:Orbis Parts



In the demanding world of industrial assembly and machinery, the integrity of every bolted connection is paramount. Lock washers and tooth washers are small yet critical components designed to prevent loosening under vibration and thermal cycling. The precision and reliability of these parts are nonnegotiable, which is why the manufacturing industry is increasingly turning to advanced CNC machining to produce them. For businesses seeking a competitive edge, partnering with a specialized CNC machining service is not just an option—it's a strategic necessity.


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Traditional methods for producing washers, such as stamping, have limitations in complexity, material variety, and precision for specialized applications. CNC machining overcomes these hurdles with unparalleled advantages. Multiaxis CNC mills and lathes can machine these components from a vast array of materials, including highstrength stainless steels, robust carbon steels, and noncorrosive alloys like brass and titanium. This material flexibility is crucial for creating washers that perform in corrosive, hightemperature, or highstress environments.

The core benefit of CNC machining lies in its exceptional precision and repeatability. For tooth washers (also known as serrated washers), the exact angle, depth, and consistency of each serration are critical for biting into the mating surface and providing superior locking force. CNC technology ensures every tooth is identical, batch after batch, eliminating performance variations. Similarly, for complex lock washers such as Belleville (conical) washers, CNC machining can achieve the precise geometry and spring rate calculations that are essential for their loadbearing and tensioning functions.

Furthermore, CNC machining offers exceptional design freedom. It can effortlessly produce custom washers with nonstandard inner/outer diameters, unique tooth profiles, or integrated features that would be impossible with stamping. This allows engineers to design optimized components for specific applications, leading to more reliable and longerlasting assemblies.

As a onestopshop for custom parts manufacturing, we empower the lock and tooth washer industry. Our stateoftheart CNC capabilities ensure that you receive components manufactured to the most exacting tolerances, from prototype to highvolume production runs. By guaranteeing part quality, material integrity, and design fidelity, we help our clients build safer, more reliable machinery and reduce costly downtime due to fastener failure. Embrace the precision of CNC machining and secure the foundation of your assemblies.