Tools and Materials 3

1. What are bolt lengths measured in?

• 1. 1/64

• 1. 1/32

• 1. 1/8”

• 1. 1/16”

1. What are screw lengths measured in?

• 1. 1/16”

• 1. 1/8”

• 1. 1/32

• 1. 1/64

1. The material of this bolt (AN186DD14A) is made of:

• A. Corrosion resistant steel

• B. Nickel cadmium plated steel

• C. Titanium

• D. Aluminum

1. AN 5-3A bolts:

• A. No hole in threads

• B. Has a hole in the head

• C. Is a close tolerance bolt

• D. Is made of aluminum

1. The letter H in a bolt part number represents:

• A. A hole in the head

• B. A hole in the threads

• C. No holes in the head

• D. A hole in both the threads and head

1. The diameter of an AN 5-6A bolt is:

• A. 5/16”

• B. 5/8”

• C. ¾”

• D. 3/8”

1. An (X) on a bolt head identifies the bolt is:

• A. A corrosion resistant steel bolt

• B. A close tolerance bolt

• C. A cadmium plated nickel steel bolt

• D. An aluminum bolt

1. Which item listed is 1 and ¼ inches long:

• 1. AN20-12

• 1. AN3-14

• 1. AN14-4

• 1. AN12-20

1. Which of the following applies to hardware part number AN5-25:

• 1. This is a drilled head bolt.

• 1. This is a bolt with a hole drilled in the shank for a cotter pin.

• 1. This is a bolt that is used for shear applications only.

• 1. This is a clevis bolt.

1. Which of the following applies to hardware part number AN179-12:

• 1. This is a close tolerance bolt.

• 1. This is a clevis bolt.

• 1. This is a standard aircraft bolt.

• 1. This is a drilled head bolt.