What was found
NR 4 PYLON LOWER SKIRT INBOARD SIDE FIRESHIELD IS CHAFED AT NAC STA 180 TO 250.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
NR 4 PYLON LOWER SKIRT INBOARD SIDE FIRESHIELD IS CHAFED AT NAC STA 180 TO 250.