Service difficulty report · Shear Tie · Boeing 73779P

Difficulty date
June 21, 2021
Submitted
July 28, 2021
Operation
Air carrier
Aircraft
N7827A
Make and model
Boeing 73779P
Aircraft serial
28255
Aircraft time
52,282 hours, 33,778 cycles
Part
Shear Tie
Condition
Corroded
Location
Bs 787 S25-26l
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 ANGLE LOCATED BETWEEN STR 25L TO STR 26L AND BS 787 WL 148.5 AT AFT CARGO COMPARTMENT ; 2021-288057 / [01] TOOL USED DIGITAL CALIPER PN: 500-197-30; SN: B20189571; DUE DATE: 22-NOV-21; [02] TOOL USED CALIPER PN 500-197-30 SN A18229497 DUE DATE 27 JUL 21.; [03] TOOL USED: POWER PACK PN. FMK0003223 SN. PE0412/63335 DUE DATE 23 AUG 21. THERMOMETER PN. FLUKE63 SN. 31330088 DUE DATE 18 MAY 22. MULTIMETER PN 2217-20 SN B83B914290479 DUE DATE 14 APR 22.; [04] TOOL USED: POWER PACK PN. FMK0003223 SN. PE0412/63335 DUE DATE 23 AUG 21. THERMOMETER PN. FLUKE63 SN. 31330088 DUE DATE 18 MAY 22. MULTIMETER PN 2217-20 SN B83B914290479 DUE DATE 14 APR 22.; [05] REPLACED ANGLE (SHEAR TIE) LOCATED BETWEEN STRINGER 26L TO STR 25L AND BS 787 WL 148.5 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 PARAGRAPH 9; 51-40-02; DWG # 146A3230 REV B AND 146A1262 REV -; [06] REPLACED ANGLE (SHEAR TIE) LOCATED BETWEEN STRINGER 26L TO STR 25L AND BS 787 WL 148.5 AT AFT CARGO COMPARTMENT IAW B737-700 SRM 51-10-02 PARAGRAPH 9; 51-40-02; DWG # 146A3230 REV B AND 146A1262 REV -

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