Standard

 

AST 103 – Structural Fundamentals

Course Description:

Introduces the fundamental concepts required in aerospace structural manufacturing and repair. Emphasis is placed on safety, quality, and precision. Topics include: safety, flat pattern layout, quality standards, fasteners, hand tools, and precision measuring instruments.

 

Competency Areas:

Hours:

 

 

 

Safety

Class

4

Flat Pattern Layout

D. Lab

2

Quality Standards

P. Lab/O.B.I.

9

Fasteners

Credit

8

Hand Tools

 

 

Precision Measuring Instruments

 

 

 

 

 

Prerequisite:

Provisional admission

Corequisite:

AST 101

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D. Lab

P. Lab/

O.B.I.

SAFETY

1

1

0

Application

Demonstrate the ability to work safely.

 

 

 

 

Demonstrate the ability to keep a clean, orderly, and safe work area.

 

 

 

 

Demonstrate proper use of personal protective equipment.

 

 

 

FLAT PATTERN LAYOUT

14

6

27

Protractor

Read protractor.

 

 

 

 

Use protractor to draw inside angles.

 

 

 

 

Use protractor to draw outside angles.

 

 

 

Combination square

Read a combination square.

 

 

 

 

 

Draw angles using combination square.

 

 

 

 

Square angles using combination square

 

 

 

Measuring instruments

Read a scale and tape that are graduated in 1/100ths.

 

 

 

 

Read a scale and tape measure that are graduated in fractions/decimals.

 

 

 

Radius gauges

Use radius gauges.

 

 

 

QUALITY STANDARDS

7

1

9

Aircraft specific

Discuss quality standards that apply to the aircraft industry.

 

 

 

Specification manuals

Read and interpret industry specific specifications as related to skin quality, hole preparation, fastener installation, etc.

 

 

 

FASTENERS

7

6

27

Solid shank rivets

Identify types of fasteners (e.g., rivets, machine bolts, etc.)

 

 

 

 

Select type of fasteners for sheer and stress.

 

 

 

 

Select type of fasteners for type of materials.

 

 

 

Blind rivets

Lay out fastener location in accordance with specifications.

 

 

 

 

Select and install blind rivets.

 

 

 

 

Remove and replace defective fasteners.

 

 

 

High strength fasteners

Identify types of fasteners (e.g., rivets, machine bolts, etc.)

 

 

 

 

Select type of fasteners for sheer and stress.

 

 

 

 

Select type of fasteners for type of materials.

 

 

 

Standard hardware

Identify standard hardware used in the aircraft industry.

 

 

 

 

Install standard hardware used in the aircraft industry.

 

 

 

HAND TOOLS

7

6

27

Identification and selection

Identify hand tools.

 

 

 

 

Select correct hand tool according to job.

 

 

 

Safety

Demonstrate safe and proper use of each hand tool.

 

 

 

Pneumatic

Select and adjust rivet gun according to diameter and type of rivet used.

 

 

 

 

Select proper set according to type of fastener used.

 

 

 

 

Install universal rivets.

 

 

 

 

Install countersunk rivets.

 

 

 

 

Demonstrate safe and proper use of rivet gun.

 

 

 

 

Identify and select attachment tools.

 

 

 

 

Select drill motor for a given application.

 

 

 

 

Drill a hole in various types of materials.

 

 

 

 

Drill a hole in magnesium.

 

 

 

 

Identify and select attachment tools.

 

 

 

 

Demonstrate safe and proper use of drill motor.

 

 

 

 

Adjust torque wrench according to diameter and type of fastener.

 

 

 

 

Select proper tip for fastener used.

 

 

 

 

Remove fasteners.

 

 

 

 

Demonstrate safe and proper use of torque wrench.

 

 

 

 

Select proper disk and grit according to job.

 

 

 

 

Remove and replace arbor.

 

 

 

 

Bevel surface on metal.

 

 

 

 

Demonstrate safe and proper use of disk sander.

 

 

 

 

Remove and install cutter

 

 

 

 

Select cutter according to job.

 

 

 

 

Adjust micrometer gauge.

 

 

 

 

Shave a rivet head.

 

 

 

 

Demonstrate safe and proper use of shaver.

 

 

 

 

Select proper hand held pneumatic shear.

 

 

 

 

Demonstrate safe and proper use of hand held pneumatic shear.

 

 

 

 

Select proper pneumatic router.

 

 

 

 

Demonstrate safe and proper use of pneumatic router.

 

 

 

 

Select proper die grinder.

 

 

 

 

Demonstrate safe and proper use of die grinder.

 

 

 

PRECISION MEASURING INSTRUMENTS

4

0

0

Micrometer

Read micrometer to three decimal places.

 

 

 

Dial caliper

Read dial caliper to three decimal places.

 

 

 

Small hole gauge

Read small hole gauges to three decimal places.

 

 

 

 

Suggested Resources

 

Books:

 

Bonacci, N. (1987). Aircraft sheet metal. Casper, WY: IAP.

Lockheed Georgia, Inc. (Latest edition). Shop project books #1 through #6. Marietta, GA: 86 S. Cobb Drive, 30063.

McDonnell Douglas. (Latest edition). Structured program projects. Macon, GA: 1821 Avondale Mill Rd., 31206.

Northrop Training. (Latest edition). Hole preparation, countersinking, predrill, & drilling. Author.

U.S. Department of Transportation (F.A.A.). (1976). Airframe and powerplant mechanics: Airframe handbook. Casper, WY: IAP.

U.S. Department of Transportation (F.A.A.). (1976). Airframe and powerplant mechanics: General handbook. Casper, WY: IAP.

 

Audiovisuals

 

TPC Training Systems. (1982). Metal working tools. Buffalo Grove, IL 60089.

       Grinders and Shears (#6)        

       Hand Tools (#3)

       Measuring Tools (#1)

       Pneumatic Drills (#4)

       Sheet Metal Working Tools (#2)

 

TPC Training Systems. (1982). Safety. Buffalo Grove, IL 60089.

       Introduction to Safety (#1)

       Personal Protection Equipment (#5)

       Recognizing Hazards (#2)

       Using Machinery Safely (#4)

       Working Safely (#3)