Fasteners, Sealants, and Gaskets

Which of the following is not used for thread repair?

• Tap

• Die

• Chaser

• Chisel

Generally, a group of fasteners on a part is tightened in a _____ pattern.

• straight

• criss-cross

• square

• random

True or False? Torque specifications are tightening values given by the manufacturer or in a torque chart.

• True

• False

Which of the following is used as a safety device to keep a castle nut from loosening or coming off?

• safety washer

• cotter pin

• snap ring

• key

How are bolts and nuts classified?

• Diameter and Grade (Strength)

• Metric or Standard

• Thread pitch (Coarse and Fine)

• All of the Above

True or False? Bolts have internal threads and nuts have external threads.

• True

• False

True or False? The process of cutting threads in a hole is called tapping.

• True

• False

Which threaded tool is used for cutting internal threads in holes?

• Tap

• Helicoil

• Thread chaser

• Thread repair insert

Which thread tool is used for cutting external threads on rods?

• Tap

• Helicoil

• Thread chaser

• Die

True/False: The unthreaded portion of a bolt toward the top is called the shank.

• True

• False