Service difficulty report · Skin · Boeing 75733N

Difficulty date
April 28, 2021
Submitted
April 30, 2021
Operation
Air carrier
Aircraft
N57868
Make and model
Boeing 75733N
Aircraft serial
32590
Aircraft time
57,049 hours, 17,420 cycles
Part
Skin
Part number
143N3340
Condition
Dented
Location
Bs 574
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

REF LP 1451835 & 4152113 WHILE ACFT WAS IN LAS - RAMP REPORTED D ENT LEFT SIDE OF FUSELAGE FWD OF L2 DOOR. LASMM LOCATED AND MEAS URED DENT. DENT IS LOCATED AT STA 574 BETWEEN STR 19L & 20L. DEPTH MEASURES .025 WIDTH 0900. PER SRM 53-00-01 ALLOWABLE DAMAGE FIG 101 DETAIL III. A OVER Y = 36 AND IS WITHIN ALLOWABLE LIMITS. REFERENCE LP 4151835. DENT WAS REMEASURED BY DENMM U091415 AND VERIFIED WITHIN LIMITS BY QC U094504. A= .900 Y=.025 A/Y=36 AND WITHIN ALLOWABLE LIMITS PER SRM 53-00-01. DOT PLACED AT DENT LOCATION PER GNMM 06-35-05. ADD EMP:U091415, U094504 REINSPECTED DENT LEFT SIDE OF FUSELAGE EXTERNAL SKIN FWD OF L2 DOOR AT STA 574 BETWEEN STR 19L AND 20L IAW GMM 06-35-05 PARA D NO CHANGE IN CONDITION APPLIED DENT DOT INSP BY QC76 V892627 ADD EMP:V892627 REEVALUATED DENT FWD OF L2 DOOR AT STA 574 BETWEEN STR 19L AND 2 0L. FOUND TO BE OUT OF LIMITS IAW B757 SRM 53-00-01 FIG 101 DETA IL III. GENERATED NRC 9283059. A=1.100,Y=.041,A/Y=26.82 REF HAECO GSO MECH V932676, INSP QC445/V901172 REEVALUATED DENT STA 574, BETWEEN STR 19L & 20L. FOUND OUT OF LIMITS. REF LOG 6214291 FOR REPAIR AND RE-INSPECTION REQUIREMENTS. HAECO LOG 9283059, V900838

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