IMPLEMENTATION of the
RECOMMENDATIONS
of the Presidential Commission on
the Space Shuttle Challenger Accident
Test Plan
Objectives
- Provide a data base for 51 -L field
joints
- Evaluate new seal material
- Evaluate addition of graphite stiffener
rings
- Evaluate new ply angle in motor
nozzle
- Evaluate new ET attach ring
structure
- Evaluate addition of field joint
heaters
Configuration
- Full-scale motor containing 51-L joint
configurations and the above modifications
Figure 12. SRM Engineering Test
Motor.
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