Service difficulty report · Attach Angle · Boeing 7378H4

Difficulty date
October 28, 2022
Submitted
November 17, 2022
Operation
Air carrier
Aircraft
N8510E
Make and model
Boeing 7378H4
Aircraft serial
36944
Aircraft time
19,961 hours, 9,596 cycles
Part
Attach Angle
Condition
Cracked
Location
Zn 100 Fus Lower
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

R/H BS663 UPPER ATTACH ANGLE IS CRACKED ON VAPOR BARRIER RBL8 WL167.68 / [01] VERIFIED APPLICABILITY OF SRM 57-10-10-2R-5 TO BE CORRECT AND UPDATED MEASUREMENT TABLE;[09] RECIEVED REPAIR PARTS 1EA REPAIR DOUBLER MATERIAL USED 2024T3 CLAD 0.071' LOT# 1452482-1 R.O 889862-SWA AND REPAIR FILLER 1EA MATERIAL USED 2024T3 CLAD 0.063' LOT# 1489987-1 R.O 889863-SWA VERIFIED MATERIAL AND HEAT TREATMENT IAW SRM 57-10-10-2R-5 REP.5.[13] INSTALLED REPAIR PARTS AND FASTENERS AT BS 663 RBL 6-22 WL 167 PERFORMED BONDING TEST ON RIVETS; TEST PASSED TOOL USED ATS312 DUE DATE O7/2023;IAW SRM 57-10-10-2R-5 REP.5 PAR 4M AND SWPM 20-20-00 PAR15. CAP SEAL OF FASTENERS INSIDE FUEL CELL IS DOCUMENTED ON CARD TTG8Q00FRQHT STEP 5;

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