What do all of these items have in common? They are all types of fasteners

1.What are the uses for threaded fasteners? 2.Why is it important to know thread terminology? 3.What are the most common thread forms and for what are they used? 4.How are they represented on a drawing? W e must also become familiar with the types of fasteners used in manufacturing. Threaded Fasteners Non-Threaded Fasteners

The Unit Organizer LAST UNIT/ Experience Auxiliary Views CURRENT UNIT Draw Threaded and Non-Threaded Fasteners Pre-Test Vocabulary Drawings Self-test questions Goal Assessment UNIT SCHEDULE Techniques used on Working Detail Drawings The Big Picture 1.What are the uses for threads and fasteners? 2.What is the importance of thread terminology? 3.What are the most common thread forms and for what are they used? 4.How are they represented on a drawing? UNIT SELF-TEST QUESTIONS UNIT RELATIONSHIPS Screw Thread Helix Nominal size Pitch Lead Major Dia. Minor Dia. Unified Acme Metric Tapered pipe 1.Hold parts together 2.Adjust parts 3.Transmit power Screw Threads Is about… Requires that we understand… What they look like… How they are represented… Terms Thread Form Types Thread Uses Representation on Drawings How they are used… Knuckle Buttress Sharpe ‘V’ American National Whitworth Square 1.Simplified 2.Symbolic 3.Detailed NEXT UNIT/ Experience Common Fasteners

Lets look at your Unit Organizer

The Unit Organizer CURRENT UNIT Draw Threaded and Non-Threaded Fasteners 1.What is the importance of thread terminology? 2.What are the most common thread form and for what are they used? 3.What are the uses for threads and fasteners? 4.How are they represented on a drawing? UNIT SELF-TEST QUESTIONS UNIT RELATIONSHIPS Screw Threads Is about… Requires that we understand… What they look like… How they are represented… Terms Thread Form Types Thread Uses Representation on Drawings How they are used…

How are Iron Man’s armor and other machined, metal parts held together or fastened? NUTS SCREWS …and other fasteners

The Unit Organizer LAST UNIT/ Experience Auxiliary Views CURRENT UNIT Draw Threaded and Non-Threaded Fasteners NEXT UNIT/ Experience Working Drawings Pre-Test Vocabulary Drawings Self-test questions Goal Assessment UNIT SCHEDULE Techniques used on Working Detail Drawings The Big Picture 1.List six threaded fasteners? 2.List four non-threaded fasteners? 3.How are they represented on a drawing? 4.How can we use the thread charts? UNIT SELF-TEST QUESTIONS UNIT RELATIONSHIPS Screws, Bolts & Studs Square head bolt Hex head bolt Flat head Fasteners Is about… What they look like… How they are represented… Threaded Fasteners Non-Threaded Fasteners Drawing Fasteners How they are used… Washers Keys Rings Pins Springs Spec Charts Call-outs Nuts Drawing Specification Cap screws Machine screws Set screws Hex nut Stop nut Flat washer Lock washer Square key Woodruff key Pratt & Whitney key

Lets look at your Unit Organizer

The Unit Organizer CURRENT UNIT Draw Threaded and Non-Threaded Fasteners 1.What is the importance of thread terminology? 2.What are the most common thread form and for what are they used? 3.What are the uses for threads and fasteners? 4.How are they represented on a drawing? UNIT SELF-TEST QUESTIONS UNIT RELATIONSHIPS Fasteners Is about… The different types… How they are represented… Threaded Fasteners Non-Threaded Fasteners Drawing Fasteners The different types… Drawing Specification How to call them out…