Report of the PRESIDENTIAL COMMISSION on the Space Shuttle Challenger Accident

This internal Marshall note was written by John W. Miller after the O-ring erosion experience on STS 41-B (flight 10), indicating concern that the leak check procedures may displace putty ( blow-holes

This internal Marshall note was written by John W. Miller after the O-ring erosion experience on STS 41-B (flight 10), indicating concern that the leak check procedures may displace putty ( blow-holes " ) leading to o-ring burning ( "erosion ). sts 41-b was the first flight for which a 200 psi leak check stabilization pressure used.

 

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