A special thread form keeps bolts and nuts tight under vibration by attacking the problem from a different angle. Two conventional methods for securing threaded fasteners against preload loss include ...

Historically, hole threading has primarily been done using cutting taps, typically made from high-speed steel (HSS). These taps remain widely used in high-volume production where many identical holes ...

An estimated 200 billion fasteners are used per year in the U.S., each having a similar function – join two or more parts together and transfer loads from one part to another. When design engineers ...

Tapping screws form mating threads in materials they are driven into. There are two basic types: thread forming and thread cutting. The thread-forming screw displaced material around the pilot hole so ...

STANLEY Engineered Fastening now offers its proprietary self-locking Spiralock thread form - which is highly resistant to shock, vibration, and temperature induced loosening - in a full range of ...