Service difficulty report · Support · Emb ERJ170200LR

Difficulty date
November 20, 2025
Submitted
December 8, 2025
Operation
Air carrier
Aircraft
N257NN
Make and model
Emb ERJ170200LR
Aircraft serial
17000674
Aircraft time
22,024 hours, 14,737 cycles
Part
Support
Part number
17066351001
Condition
Corroded
Location
Zone 100
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

SSI Z150-002 MULTIPLE ATTACHING PARTS ON FRAME 78 CORRODED BEYOND LIMITS. (MAJOR REPAIR)) (LEVEL 2 CORROSION). 00562/1636 - SHEAR CLIP ON FRAME FR78 CORRODED BETWEEN 23L AND 22L 00675/1738 - BAGGAGE SUPPORT ON FRAME FR78 CORRODED BETWEEN STRINGERS 29L AND 29R 00676/1739 - SHEAR CLIP ON FRAME FR78 CORRODED BETWEEN STRINGERS 22L AND 21L FWD SIDE 0677/1740 - SHEAR CLIP ON FRAME FR78 CORRODED BETWEEN STRINGERS 28L AND 27L AFT SIDE 00562/1636 - BLENDED CORROSION ON SHEAR CLIP ON FRAME FR78 BETWEEN 23L AND 22L IAW E-175 SRM 51-10-03. ORIGINAL THICKNESS .- 040" IAW E-175 SRMI 53-23-04. MATERIAL LOSS- .030", FOUND TO BE OUT OF ALLOWABLE LIMITS IAW E-175 SRM 51-75-16. LOCATED AND DRILLED NEW SHEAR CLIP P/N-170-85387-001 IAW EMB-175 SRM 51-40-02. TOPCOATED FASTENERS HEADS IAW EMB-175 SRM 51-23-06, ETN-EJ-51-015. REMOVED AND REPLACED SHEAR CLIP ON FRAME FR78 BETWEEN 23L AND 22L IAW E-175 SRM 51-40-08. 00675/1738 - BAGGAGE SUPPORT BETWEEN STRINGERS 29L AND 29R ON FR 78 IS FOUND TO BE CORRODED PER EMB 175 51-10-02. NO ALLOWABLE LIMITS FOUND. LOCATED AND DRILLED NEW BAGGAGE SUPPORT PN: 170-66351-001 AND PN: 170-66351-002 IAW EMBRAER 175 SRM 51-40-02. RESTORED FINISH ON BAGGAGE SUPPORT FASTENERS PER EMB-175 SRM 51-23-06 ETN-EJ-51-015. REMOVED AND REPLACED BAGGAGE SUPPORT BETWEEN STR 29L AND 29R AT FR 78 PER EMB 175 SRM 51-40-08. 00676/1739 - SHEAR TIE BETWEEN STRINGERS 22L AND 21L ON FR 78 IS FOUND TO BE CORRODED PER EMB-175 SRM 51-10-02. NO ALLOWABLE LIMITS FOUND. LOCATED AND DRILLED NEW S

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