Service difficulty report · Angle · Boeing 7377H4

Difficulty date
June 25, 2021
Submitted
July 21, 2021
Operation
Air carrier
Aircraft
N751SW
Make and model
Boeing 7377H4
Aircraft serial
29803
Aircraft time
74,739 hours, 44,231 cycles
Part
Angle
Condition
Corroded
Location
Bs 500d
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

CORROSION FWD CARGO COMP STA 500D FLOOR SUPPORT BETWEEN LEFT AND RIGHT ZEE ANGLE ; / [01] REMOVED SURFACE CORROSION AT FLOOR SUPPORT Z ANGLE ON FWD CARGO COMPONENT BETWEEN LEFT AND RIGHT REF B737-700 SRM 51-10-02-0G-0; [02] ORIG. MAT. : 0.071'; MAT. REMOVED : 0.003'; REMAINING MAT. : 0.068'.FOUND WITHIN LIMITS ASPER B737-700 SRM 53-30-08-1A-1; DETAIL C. TOOL USED : MICROMETER : B/C : 165542; DUE : 30-NOV.-2021.; [03] VERIIFIED STEPS 1 & 2; [04] OK TO TREAT; [05] TREATED AREAS AT FLOOR SUPPORT ZEE ANGLE REF B737-700 SRM 51-20-01-0G-0; [06] APPLICATION OF PRIMER & WHITE ENAMEL PRIMER OF ALL FWD. CARGO COMPT. FLOOR STRUCTURES WILL BE PERFORMED AT CARD 5330-E-16461-NG. TASK CARD : TTG8Q004FATS.; [07] VERIFIED STEP 5 & 6

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