Service difficulty report · Tie Down · Boeing 7377H4

Difficulty date
May 2, 2022
Submitted
June 9, 2022
Operation
Air carrier
Aircraft
N477WN
Make and model
Boeing 7377H4
Aircraft serial
33988
Aircraft time
60,414 hours, 35,826 cycles
Part
Tie Down
Condition
Corroded
Location
Aft Cargo
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 BAY TIE DOWN AT LBL 17 BS 727A; BS 727D; BS 787+3. / [01] ENTERED MEASUREMENTS;[02] TIE DOWN TRACK FOUND TO BE CRACKED AND OUT OF ALLOWABLE DAMAGE LIMITS. <BR>TO BE REPLACED ON CUSTOMER CARD TTG8Q00C88WR;[03] CORROSION DAMAGE ON TRACK TIE DOWN FOUND IN STUD HOLES.<BR>BS727A> 0.09'L X 0.03'W X 0.005'D<BR>BS727D> 0.07'L X 0.05'W X 0.006'D<BR>BS787+3> 0.10'L X 0.04'W X 0.004'D;[04] DIAL DEPTH GAGE<BR>ATS1225; SN UNKNOWN; CAL DUE 07/2022;[05] VERIFIED CORRECTIVE ACTION 1-4 AND MEASUREMENT FIELDS;[06] EDIT TO ITEM 1; ORDER #22

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