Service difficulty report · Tear Strap · Boeing 737790

Difficulty date
November 27, 2018
Submitted
February 25, 2022
Operation
Air carrier
Aircraft
N560WN
Make and model
Boeing 737790
Aircraft serial
30542
Aircraft time
61,010 hours, 28,915 cycles
Part
Tear Strap
Condition
Corroded
Location
Aft Fuselage
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

PASSENGER CABIN; STA 727 BETWEEN S1L TO S3L; HAS SIGNS OF CORROSION. AT SEAM BETWEEN FRAME SHEAR TIE AND TEAR STRAP. / REMOVED CORROSION ON FAIL SAFE STRAP AT STA. 727 BETWEEN STR 1L TO STR 3L BETWEEN FRAME SHEAR TIE AND TEAR STRAP L4.0' X W.5' REMAINING MATERIAL THICKNESS IS .048' REPAIRED AFFECTED AREA ON FAIL SAFE STRAP BY BLENDING IAW EA 18-05969 REV IR AND EA 1-753-33833 REV IR