A square or rectangular shaped bar that is generally cut to length.
Used to provide driving torque between shafts and pulleys, gears, sprockets, etc.
A fastener that holds components/assemblies onto a shaft or in a housing or in a bore.
When installed along the center point of an axis into a groove, it is called an axial retaining ring. When applied vertically toward the center of the circular shaft along its radius, it is called a radial retaining ring.
Rivets are headed pins with a point that passes through two pieces of material. Beating or pressing down the point causes it to spread out and form a second head. Rivets can be used to connect two plates or pieces of material together.