Service difficulty report · Frame · Boeing 7377CT

Difficulty date
June 3, 2021
Submitted
July 7, 2021
Operation
Air carrier
Aircraft
N7823A
Make and model
Boeing 7377CT
Aircraft serial
32749
Aircraft time
61,112 hours, 30,940 cycles
Part
Frame
Condition
Dented
Location
Bs 747
Stage of operation
IN
How discovered
V
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

DENT ON FRAME AT AFT CARGO BAY BS747 3' BELOW S-23L WL163. ; / [01] UPDATED DAMAGE TABLE; [02] FRAME IS FOUND OUT OF LIMITS DUE TO NO DENT DAMAGE ALLOWED ON FRAMES PER SRM 51-00-07-1A-1; [03] CUT AND REMOVED DAMAGE FRAME BS 747 3' BELOW STR 23L MEASURING 1.1'X1.1' PER SRM 51-10-02-0G-0; [04] VERIFIED CUT AND REMOVED DAMAGE FRAME BS 747 3' BELOW STR 23L MEASURING 1.1'X1.1' PER SRM 51-10-02-0G-0; [05] HFEC INSP CUTOUT IAW 737 NDTM PART 6 51-00-00 PROCEDURE 23; NO CRACKS NOTED. EQUIP ID#: IS000450 S/N: N500D000M120071; [06] FRAME IS FOUND OUT OF LIMITS DUE TO NO DENT DAMAGE ALLOWED ON FRAMES PER SRM 53-00-07-1A-1; [07] PERFORMED GVI PER TTG8Q005EJN3; NO DISCREPANCIES NOTED; [08] NDT COMPLETE IN STEP 5; CONFIRMED TECH STATES NO CRACKS; [09] OK TO INSTALL.; [10] OK TO INSTALL.; [11] REFER TO EA 21-153-01615 SUMMARY REQUIREMENT; BARCODE: TTG8Q005L49K.; [12] REPAIRED DENT ON FRAME PER EA 21-153-01615; [13] VERIFIED REPAIRED DENT ON FRAME PER EA 21-153-01615; [14] VERIFIED REPAIRED DENT ON FRAME PER EA 21-153-01615 STEPS ARE COMPLETE.

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