Service difficulty report · Cargo Track · Boeing 7377H4

Difficulty date
June 30, 2021
Submitted
August 11, 2021
Operation
Air carrier
Aircraft
N750SA
Make and model
Boeing 7377H4
Aircraft serial
29802
Aircraft time
75,691 hours, 44,551 cycles
Part
Cargo Track
Condition
Corroded
Location
Bs 927
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 TRACK AROUND FASTENER HOLE AT AFT CARGO BAY BS927+18 LBL3 WL178. ; / [01] REMOVED CORROSION ON AFT CARGO BAY L/H ON TRACK AROUND FASTENER HOLE BS 927+18 LBL 3 IN L= 2' X W=1' X D=0.25' FROM ORIGINAL THICKNESS OF 0.75' FOUND TO BE OUT OF LIMITS IAW. SRM 53-00-53-1A-2 FIG 103 . TOOLING : ID:ATS1672 S/N:65092939 DATE:03/2021 DUE:03/2022; [02] OUT OF LIMITS; [03] CORROSION ON AFT CARGO BAY L/H ON TRACK AROUND FASTENER HOLE BS 927+18 LBL 3; VERIFIED OUT OF LIMITS.; [04] CORRECT DEMINSION FOR REMOVED CORROSION ON AFT CARGO BAY L/H ON TRACK AROUND FASTENER HOLE BS 927+18 LBL 3 IN ARE L= 2' X W=1' X D=0.025' FROM ORIGINAL THICKNESS OF 0.075' FOUND TO BE OUT OF LIMITS IAW. SRM 53-00-53-1A-2 FIG 103 . TRACK SECTION BS-887-947 LBL-3 WILL BE REPLACED ON CUST CARD TTG8Q005N3KT; [05] VERIFIED; STEP 4; [06] VERIFIED; STEP 4; [07] CORRECTED WL MEASUREMENT; [08] COMPLETE

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