As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R/H #21 WINDOW SURROUND CORRODED. GROUNDED - YES. REMOVED CORROSION AND FOUND TO BE OUT OF LIMITS IAW B737-700 SRM 56-20-02-1A-1. REMOVED AND REPLACED WITH NEW WINDOW FRAME IAW B737-700 SRM 51-40-02-0G-0.W= 1.5" O= .260" R= .223" L= 4" D= .037".