Service difficulty report · Web · Boeing 7377H4

Difficulty date
July 7, 2020
Submitted
August 10, 2020
Operation
Air carrier
Aircraft
N717SA
Make and model
Boeing 7377H4
Aircraft serial
27851
Aircraft time
75,121 hours, 44,711 cycles
Part
Web
Part number
146A8340
Condition
Corroded
Location
Bs 794-847
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 IN AFT CARGO BAY THRESHOLD SUBWEB A AT B.S. 794-847; R.B.L. 24; W.L. 154. / CORROSION ON ACB THRESHOLD WEB AT BS794-847; RBL24; WL154 FOUND OUT OF LIMITS DUE TO PROXIMITY TO HOLES PER SRM 53-60-15-1A-1 FIG 103 DETAIL D. REMOVED ACB THRESHOLD WEB BS794-847; WL154 PER SRM 51-40-02-0G-0 INSTALL NEW THRESHOLD WEB; RBL20; WL154 BS794-847 PER SRM 51-40-02-0G-0; DWG 146A8340 93114U 24JUL20

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