Chapter Thirteen

Threads, Fasteners, and Springs

Objectives

After studying the material in this chapter, you should be able to:

  1. Define and label the parts of a screw thread.

  2. Identify various screw thread forms.

  3. Draw detailed, schematic, and simplified threads.

  4. Define typical thread specifications.

  5. Identify various fasteners and describe their use.

  6. Draw various screw head types.

Refer to the following standards:

  • ANSI/ASME B1.1

  • ANSI/ASME B1.7

  • ANSI/ASME B1.13M

  • ANSI/ASME B17.1

  • ANSI/ASME Y14.6

A photograph of several screws, bolts, nuts, and washers piled together.

Fasteners (Copyright Hellen Sergeyeva/Shutterstock.)

Overview

Threaded fasteners are the principal devices used for assembling components. To speed ...

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