Terminal Lugs: Everything You Need to Know

Electrical terminals come in a variety of styles. While most people are familiar with ring terminals and spade terminals, terminal lugs often go unnoticed. Like all electrical terminals, terminal lugs create a secure link between a cable and a fixed … Read More

The Beginner’s Guide to Keyed Washers

Washers are commonly used with bolts and nuts. Without them, the head of a bolt may dig into the surface of the fastened object, crushing and damaging the object. Washers prevent this from happening by distributing the bolt’s load across … Read More

What Is a One-Pole Toggle Switch?

Toggle switches offer a simple and effective electrical control solution. They are often found in aircraft cockpits where they allow pilots to control various systems. There are different types of toggle switches, however, such as one-pole toggle switches. Toggle Switches … Read More

Why Do Some Airframe Bolts Have a Hole in the Shank?

Airframe bolts play an important role in aerospace engineering. Like all bolts, they are used to fasten parts. You can secure two or more parts together by running a bolt through them. Installing a nut onto the end of the … Read More

The Beginner’s Guide to Pipe Unions

Disconnecting and reconnecting pipes can be laborious. Assuming the pipes use permanent fittings, you may have to cut them. An alternative to permanent fittings, however, is pipe unions. Pipe unions eliminate the need for cutting while allowing pipes to be … Read More

6 Common Types of Anchor Nuts

If you’re planning to use an anchor nut, you’ll need to choose the right type. Also known as plate nuts, anchor nuts support blind fastener installations. They allow threaded fasteners to be installed, as well as removed, from a single … Read More

Bleeder Plugs: Preventing Trapped Air in Sealed Systems

Bleeder plugs offer a simple and effective way to deal with trapped air or excess fluid in sealed systems. While they look like ordinary threaded caps, bleeder plugs follow a strict design. You can even find them in aerospace standards, … Read More

The Beginner’s Guide to Air Valves

When researching components for pressurized aircraft systems, you may come across air valves. They are found in nearly all modern airplanes. Pressurized systems, such as oleo-pneumatic struts, use air valves to regulate their pressure. For a better understanding of air … Read More

Zinc vs Cadmium-Plated Aerospace Fasteners

They may be small in size, but fasteners play a big role in aerospace engineering. They are used to mechanically hold two or more parts together. Temporary fasteners include bolts, screws and nuts, whereas permanent fasteners include rivets, staples and … Read More