Fasteners, Gaskets, Seals, and Sealants

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 auto manufacturer

• True

• False

Which of the following is a safety device that keeps a slotted nut from turning or coming off?

• safety washer

• cotter pin

• snap ring

• key

How are bolts and nuts named in automotive terminology?

• Size and shape.

• The parts they hold.

• Material composition.

• Direction and pitch of the threads.

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

• True

• False

True or False? A thread repair insert should only be used when the use of an oversize hole and fastener is acceptable.

• True

• False

RTV sealer dries in _____.

• special drying chambers

• contact with air

• heat

• contact with a hardening agent

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

• Tap

• Helicoil

• Thread chaser

• Thread repair insert

Snap rings hold and fit into grooves in:

• pins.

• gears.

• shafts.

• All of the above.