As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEAT, PN: 3G2520V00131 HAS CORROSION WHERE SEAT BACK CUSHION, PN: 3G2520L00251 CONTACTS THE METAL WEBBING ATTACHED TO THE FRAME. AFTER FURTHER INVESTIGATION IT HAS BEEN FOUND THAT OTHER SEAT BACK CUSHIONS ARE MFG WITH A DIFFERENT MATERIAL THAT CONTACTS THE WEBBING HAS NOT HAD THIS ISSUE. 10 OF THE 12 SEAT FRAMES ARE CORRODED ON THE WEBBING.