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2 [[circled]]

(JOINT BEHAVIOR THAT PEOPLE DIDN'T UNDERSTAND, & HADN'T TESTED)

FLIGHTS START

RECOVER & INSPECT SRB's

1 [[circled]] ST3[[?]] - 2 [[arrow right]] EROSION OF PRIMARY D-RING DURING LAUNCH (HOT GASES)
NOT REPORTED IN PREP FOR NEXT FLIGHT NO ANOMOLY TRACKING #

2 [[circled]] NEXT YEAR, DURING TESTING FOR NEXT GEN CASING , BECOME CLEAR THAT 2ND ORING [[?]] WOULDN'T SEAL [[arrow right]] CRIT 1 IN MARSHALL
(TEMPERATURE STILL NOT BEING CONSIDERED IN TESTING) 
REQUIRES A WAIVER TO FLY [[arrow right]] GRANTED

3 [[circled]] 1984 41-B [[arrow right]] 2 JOINTS SHOWED EROSION ACTION: LISTED AS ANOMOLY 
REMEDIAL ACTION: NONE REQ'D
[[arrow right]] "EXPECT THIS OCCASIONALLY" - NOT A PROBLEM

Brought up as issue on several subsequent flights, each time essentially w/ rec [[?]]:  worked OK before, fly it again. [[left margin]] RUSSIAN ROULETTE [[/left margin]]

ASKED TO DEVELOP A PLAN TO UNDERSTAND / FIX CHOERING [[?]] (CAME UP WITH ONE ~15 mo LATER)