What Is an Internal Wrenching Bolt?

Bolts come in a variety of styles. While most of these styles consist of a solid head with a fixed number of edges, some of them feature a drive recess within the head. Known as internal wrenching bolts, they are … Continue reading

5 Things to Consider When Choosing a Nutplate

For some fastening applications, a traditional nut simply won’t cut it. Instead, you may need to use a nutplate. Also known as an anchor nuts, nutplates are fasteners with a threaded hole in the center. They are typically made of … Continue reading

The Beginner’s Guide to Cable Shackles

When using cables to lift or tow objects, you may want to invest in a shackle. Connecting a cable directly to an object can result in damage. Due to friction, either the cable or the object itself may sustain damage. … Continue reading

Wide-Area Washers: Everything You Should Know

Washers play an important role in protecting equipment and related parts from damage. These ring-shaped fasteners are designed to distribute the load of a threaded fastener. Rather than placing a bolt directly through the equipment or parts, you can use … Continue reading

The Beginner’s Guide to AGC Fuses

Fuses play an important role in protecting electronic devices from overcurrent-related damage. From appliances and light fixtures to flight instruments and radios, most electronic devices can only handle so much electricity. Overcurrent is a phenomenon in which the current to … Continue reading

5 Fast Facts About Cotter Pins

Cotter pins offer a simple and effective fastening solution. As shown in the adjacent photo, they consist of a narrow, U-shaped piece of metal. Cotter pins are designed for use in rods or bolts. Assuming there’s a hole through the … Continue reading

What Are Reducer Bushings and How Do They Work?

When shopping for aerospace pipe fittings, you may come across reducer bushings. They look like most other fittings. Reducer bushings have threading that allows them to connect two pipes. Only reducer bushings, however, shrink or “reduce” the diameter of the … Continue reading

What Are Cowling Safety Pins?

Aircraft cowlings must be secured so that they don’t open or fall off during flight. Most jet-engine airplanes, of course, have removable coverings over their engines. Known as cowlings, they reduce drag, improve airflow and promote cooling. If you own … Continue reading

6 Facts About Aerospace Fasteners

You can’t build an airplane without fasteners. A typical commercial airliner has hundreds of thousands of individual parts. Fasteners are responsible for holding these parts together and, thus, maintaining the airplane’s structural integrity. In this post, we’re going to reveal … Continue reading