SDR SWAA2020030442038

Service difficulty report · Shear Tie · Boeing 7377H4

Difficulty date: January 29, 2020
Submitted: March 4, 2020
Operation: Air carrier
Aircraft: N426WN
Make and model: Boeing 7377H4
Aircraft serial: 29830
Aircraft time: 61,080 hours, 36,269 cycles
System (JASC): 5322 · Fuselage Internal Mounting Structure
Part: Shear Tie
Part number: 146A1263
Condition: Corroded
Location: Fuselage
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 SHEAR TIE IN THE AFT CARGO BAY BS 807 STR 27R TO 27L DUE TO BLUE WATER SPILL CORROSION BLENDED ON SHEAR TIE, ORIGINAL THICKNESS 0.056" REMOVED 1"X1"X0.012", 0.044" REMAINING FOUND OUT OF LIMITS PER SRM 53-00-07-1A-1, REMOVED SHEAR TIE BS 807, STR 27R-27L PER SRM 51-40-02-0G-0, INSTALLED NEW SHEAR TIE BS 807, STR 27R-27L PER SRM 51-40-02-0G-0, DWG 146A1263 93114U 27FEB20

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