Service difficulty report · Angle · Boeing 7377H4

Difficulty date
May 7, 2021
Submitted
June 4, 2021
Operation
Air carrier
Aircraft
N220WN
Make and model
Boeing 7377H4
Aircraft serial
32491
Aircraft time
52,961 hours, 31,490 cycles
Part
Angle
Condition
Corroded
Location
Bs 727-727c
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

DOT# A45-010; AFT CARGO PIT; RH Z-ANGLE HAS CORROSION; WL: 154; RBL: 20; STA: 727 TO 727C+10. ; / REMOVED CORROSION IAW RH STA 727-727C VERIFIED WITTH 10X MAGNIFY GLASS IAW SRM 53-00-53-1A-2. VERIFIED MATERIAL LOSS ORIGINAL THICKNESS .040' LOSS .008'; REMAINING MATERIAL .032' OUT OF LIMITS IAW SRM 530-00-53-1A-2. REMOVED; FABRICATED AND INSTALLED REPLACEMENT SECTION FROM STA 727-727C+10IAW SRM 51-40-02-0G-0 AND BOEING DWG 146A7500 REV B; SRM 53-00-53-2R-5; INSPECTION CW; CORROSION PROTECTION CW REF SWA WORK CARD 5360-E-16462-NG; AUDIT CW

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