Service difficulty report · Strap · Boeing 7378H4

Difficulty date
July 12, 2022
Submitted
July 25, 2022
Operation
Air carrier
Aircraft
N8641B
Make and model
Boeing 7378H4
Aircraft serial
60085
Aircraft time
27,233 hours, 12,566 cycles
Part
Strap
Condition
Cracked
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

AFT CARGO BAY STRAP IS CRACKED BS 727+4' RBL 30 WL 180 / [01] UPDATED MEASUREMENT TABLE;[02] FOUND TO BE OUT OF LIMITS PER SRM 53-40-08-1A-3 DUE TO NO DAMAGE IS ALLOWED AT THIS LOCATION; PART REPLACEMENT IS REQUIRED.;[03] REMOVED ACB STRAP AT BS 724+4'; RBL30; WL 180 PER SRM 51-40-02-0G-0;[04] RECEIVED STRAP PO#875236 LOCATED; DRILLED AND APPLIED CHEMICAL CONVERSION COATING TO ACB STRAP AT BS727+4' ; RBL15 - RBL35; WL180 PER SRM 51-40-02-0G-0 AND DWG 144A2600; AMM 51-21-41-370-802.;[05] VERIFIED CORRECTIVE ACTION #4;[06] APPLIED PRIMER TO NEW ACB STRAP PER AMM 51-21-72-370-804. OK TO INSTALL;[07] VERIFIED CORRECTIVE ACTION #6;[08] INSTALLED NEW ACB STRAP AT BS727+4' ; RBL15 - RBL35; WL180 PER SRM 51-40-02-0G-0 AND DWG 144A2600;[09] VERIFIED CORRECTIVE ACTION 8;[10] VERIFIED FAULT COMPLETE

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