Report of the PRESIDENTIAL COMMISSION on the Space Shuttle Challenger Accident

Figure 23. O-Ring Recovery vs. Time. Graph plots O-ring shape recovery in inches against time in seconds for a variety of temperatures. Note: Average O-ring Recovery at Various Test Temperatures During First Second After Load Release. Initial Compression of 40 Mils Was Maintained for 2 hours.

Figure 23. O-Ring Recovery vs. Time. Graph plots O-ring shape recovery in inches against time in seconds for a variety of temperatures. Note: Average O-ring Recovery at Various Test Temperatures During First Second After Load Release. Initial Compression of 40 Mils was Maintained for 2 hours.

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