Service difficulty report · Bear Strap · Boeing 7377Q8

Difficulty date
December 8, 2021
Submitted
April 26, 2022
Operation
Air carrier
Aircraft
N7865A
Make and model
Boeing 7377Q8
Aircraft serial
30647
Aircraft time
54,104 hours, 35,814 cycles
Part
Bear Strap
Condition
Cracked
Location
Fwd Service Door
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

FOUND 1.5' CRACK AT FWD SERVICE DOOR SURROUND; BS 294 3.5' UNDER S-8R AROUND FASTENER COMMON TO THE BEAR STRAP. AREA MARKED ; / VERIFIED SRM 53-10-01-2R-6 IS APPLICABLE FOR SKIN AND BEARSTRAP REPAIR AT THE FWD GALLEY DOOR..FABRICATED REPAIR PARTS DOUBLER -1 FROM 2024T3 CLAD .100 INCH LOT#1465401-2; TRIPLER -2 FROM 2024T3 CLAD .063 INCH LOT#1471602-1; TAPERED SHIM -6 FROM 2024T3 BARE .160 INCH LOT#1376087-3; FILLER -4 FROM 2024T3 CLAD .090 INCH LOT#1468128-1 PER SRM 53-10-01-2R-6 FIG 202/REPAIR 6APPLIED A CHEMICAL CONVERSION COATING AND PRIMER TO THE REPAIR PARTS AND TO THE BARE SURFACES AND CUT EDGES OF THE REPAIR AREA AND FUSELAGE SKIN. INSTALLED COUNTERSINK REPAIR WASHERS. PER SRM 53-10-01-2R-6 STEPS 4 J;K & L. LOCATED AND DRILLED NEW FWD UPPER CORNER SEAL DEPRESSOR PER DWG 141A8370 AND SRM 53-10-01-2R-6 FIGURE 202 LOCATED AND DRILLED NEW FWD UPPER CORNER SEAL DEPRESSOR PER DWG 141A8370 AND SRM 53-10-01-2R-6 FIGURE 202; OK TO INSTALL.COMPLETED TO INSTALL REPAIR PARTS WITH FASTENERS AND SEALANT PER SRM 53-10-01-2R-6 STEP 4M&N;DWG 141A3310. INSTALLED FWD UPPER CORNER SEAL DEPRESSOR IAW SRM 51-40-02-0G-0; 141A8370.; INSTALLED RAIN GUTTERS (2EA) TOP AND LOWER PER SRM 53-10-01-2R-6 STEP 4Q.. REPAIR INSTALLATION PER SRM 53-10-01-2R-6 STEP 4M&N. FILLET SEALED REPAIR AND APPLIED FAIRING COMPOUND PER SRM 53-00-01-2R-6 AND BAC5530.

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