Service difficulty report · Web · Boeing 73779P

Difficulty date
April 18, 2021
Submitted
May 10, 2021
Operation
Air carrier
Aircraft
N7858A
Make and model
Boeing 73779P
Aircraft serial
29361
Aircraft time
47,642 hours, 31,176 cycles
Part
Web
Condition
Corroded
Location
Bs 794-827
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

CORROSION ON AFT CARGO DOORWAY; LWR SUB THRESHOLD WEB UPPER SURFACE AT 11 EA FASTENER HOLES; BS 794 + 3 TO BS 827 + 3; RBL 26; WL 156; MARKED / REMOVED AND REPLACED SUB THRESHOLD WEB AT ACB FROM BS 794 TO BS 847 RBL 26 WL 156 IAW SRM 51-40-02-0G-0 DWG 146A8340

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