Day 6 Outside Work: Special Purpose Fasteners

Which fastener type requires access to both sides of the structure for installation?

Solid shank rivets.

Which of the following is a correct statement about mechanically-locked blind rivets?

They are challenging to remove due to the strength of the materials used.

What does the CherryMAX® rivet system commonly replace in aircraft repairs?

Solid shank rivets due to its one tool installation.

What is the significance of the interference fit in lockbolt installations?

It enhances load transfer and fatigue resistance.

Why are blind bolts used in aircraft structures?

They offer higher strength than blind rivets.

What is a major consideration when installing mechanically-locked blind rivets?

Proper installation tools and procedures must be followed.

Blind rivets are not recommended for which type of aircraft areas?

Fluid-tight areas.

What is a primary application of special purpose fasteners in aircraft?

High-load, high-fatigue, and bending areas.

What is a key characteristic of the NACA method of double flush riveting?

The rivet shank is upset into an 82° countersink.

Which tool is essential for installing a lockbolt?

A pneumatic hammer or pull gun.

Why might a technician choose a blind fastener over a solid shank rivet?

If only one side of the structure is accessible.

For what purpose are high-shear pin rivets typically used?

High-stress structural applications.

What is the recommended method for removing a universal head rivet?

Drill through the rivet head and punch out the shank.

What is a critical factor when choosing a rivet for high-load areas in aircraft?

The rivet's shear and tension strength.

When replacing a damaged rivet, what should the new rivet match?

The size and strength of the original rivet.