What was found
DURING C-CHECK, NOSE W/W LEFT SIDEWALL PRESSURE WEB CRACKED 4 ABOVE LOWER CHORD, BS 282 W/L161. CUT OUT DAMAGED SECTION AT W/L 161 BS 282 (3 BY .75) PER BOEING S/B 727-53-0145. INSTALLED DOUBLER AT NOSE W/W LEFT SIDEWALL PRESSURE WEB AT BS 282 W/L 161 ABOUT 4 ABOVE LOWER CHORD AS PER BOEING S/B 727-53-0145. SIZE OF DOUBLER 5 BY 4, N/R7660.