Service difficulty report · Angle · Boeing 7378H4

Difficulty date
December 16, 2021
Submitted
January 13, 2022
Operation
Air carrier
Aircraft
N8675A
Make and model
Boeing 7378H4
Aircraft serial
35976
Aircraft time
20,667 hours, 9,472 cycles
Part
Angle
Condition
Corroded
Location
Fuselage
Stage of operation
UK
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

DOT 050-011 AFT CARGO COMPARTMENT L/H SIDE ZEE ANGLE STA 727J TO STA 847 LBL 20 WL 156 IS CORRODED ; / [01] BLENDED CORROSION ON LH ZEE ANGLE STA 727J-847. FOUND STA 727J-787+10' OUT OF LIMITS WITH ORIGINAL .040'; REMAINING .030'; LOSS OF .010' IAW SRM 53-00-53-1A-2<BR>TOOL #36649 CAL. DUE: 12AUG22; [02] REMOVED LH ZEE ANGLE IAW SRM 51-40-02-0G-0; [03] VERIFIED STEPS 1 AND 2 COMPLETE; [04] VERIFIED STEPS 1; 2 & 3 C/W.; [05] VERIFIED PN: BAC1496-377 7075 T6 ATAG: A93222 FOR -1 SIDEPLATE AND -2 SPLICE IAW SRM 53-00-53-2R-5; [06] VERIFIED STEP 5 IS COMPLETE; [07] VERIFIED STEPS 5 & 6.; [08] FABRICATED ZEE ANGLE STA 727G+10' TO 787+10' AND 2 EACH SPLICES IAW SRM 53-00-53-2R-5; [09] VERIFIED STEP 8 IS COMPLETE; [10] STEPS 8&9 C/W OK TO ALODINE AND PRIME; [11] TREATED AND PRIMED REPAIR PARTS AND ALL BARE SURFACES IN AREA IAW SRM 53-00-53-2R-5; [12] STEP 11 C/W OK TO INSTALL Z-ANGLE; [13] BEGAN INSTALLING IAW SRM 53-00-53-2R-5; [14] COMPLETED INSTALLATION OF Z ANGLE; REPAIR PARTS; AND NUTPLATES IAW SRM 53-00-53-2R-5; [15] RESTORED CIC TO DISTURBED AREAS IAW SRM 53-00-53-1A-2; [16] VERIFIED STEPS 13-15 COMPLETE; [17] VERIFIED STEPS 13-15; [18] VERIFIED STEP 11; [19] REPAIRED AFT CARGO L/H ZEE ANGLE STA. 727F TO STA 847 IAW B737 SRM 53-00-53-2R-5; [20] STEP 19 SHOULD READ REPAIRED L/H ZEE ANGLE FROM STA. 727C TO STA. 847 LBL 20 WL 156 IAW B737 SRM 53-00-53-2R-5; [21] VERIFIED STEPS 19 & 20. AUDIT COMPLETE

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