Service difficulty report · Stringer · Boeing 73776N

Difficulty date
July 20, 2021
Submitted
August 10, 2021
Operation
Air carrier
Aircraft
N7723E
Make and model
Boeing 73776N
Aircraft serial
32670
Aircraft time
48,099 hours, 24,239 cycles
Part
Stringer
Condition
Corroded
Location
Bs 311 S23l
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 ON STRINGER 23 LEFT AT B.S. 311; W.L. 167. ; / [02] REMOVED DAMAGE ON STRIGER 23 LEFT AT BS 311; WL 167; AREA 1' X 1' IAW SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1.[04] REJECTED ITEM 2: 2 EA FASTENERS REQUIRE REPLACEMENT FOR HEAD DAMAGE. (FORWARD OF REMOVED FASTENER AND INBOARD OF REMOVED FASTENER). NEW FAULT RAISED.; [05] REMOVED CORROSION ON STRIGER 23 LEFT AT BS 311; WL 167; AREA 1' X 2' IAW SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1.<BR><BR>REMOVED 2 EA FASTENERS ; FORWARD OF REMOVED FASTENER AND INBOARD OF REMOVED FASTENER IAW SRM 51-40-02-0G-0; [06] VERIFIED REMOVAL OF CORROSION ON STRIGER 23 LEFT AT BS 311; WL 167; AREA 1' X 2' IAW SRM 53-10-15-1A-1 ALLOWABLE DAMAGE 1. REJECTION ITEM 1 CORRECTED ON TTG8Q005VSF2.<BR><BR>VERIFIED REMOVED 2 EA FASTENERS ; FORWARD OF REMOVED FASTENER AND INBOARD OF REMOVED FASTENER IAW SRM 51-40-02-0G-0 FOR REJECTED ITEM 2; [07] ACCOMPLISHED 10X VISUAL INSPECTION NO DEFECTS NOTED; FOUND TO BE OUT OF LIMITS PER SRM 53-10 15-1A-1 FIGURE 108 DETAIL E; FOUND TO BE OUT OF LIMITS PER SRM 53-10 15-1A-1 FIGURE 108 DETAIL E RRECTION STEP 10; [14] VERIFIED STEP 13; [15] ALL STEPS COMPLETED FOR EA 21-153-02064 IS COMPLETE; [16] VERIFIED ALL STEPS COMPLETED FOR EA 21-153-02064 IS COMPLETE;

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