Service difficulty report · Angle · Boeing 7377H4

Difficulty date
September 13, 2021
Submitted
October 11, 2021
Operation
Air carrier
Aircraft
N760SW
Make and model
Boeing 7377H4
Aircraft serial
27874
Aircraft time
73,521 hours, 43,731 cycles
Part
Angle
Condition
Cracked
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

CRACK ON SUPPORT ANGLE LOC ON FRONT SPAR WEB UPPER AREA FUEL BOOST PUMP IFSS 120 RT WING ; 2021-418014 / [01] REMOVED SUPPORT ANGLE LOC ON FRONT SPAR WEB UPPER AREA FUEL BOOST PUMP IFSS 120 RT WING IAW B737-700 SRM 51-40-02 DUE TO NOT FOUND ALLOWABLE DAMAGE FOR CRACK. SUPPORT ANGLE MUS BE REPLACED; [02] STEP 1 COMPLETE; [03] MACHINED NEW ( 1 E/A ) SUPPORT ANGLE; MATERIAL USED 7050T7451 P.O 148288 IAW DWG 116A3939 AND BOEING 737-700 SRM 57-20-10-0I-1 IDENTIFICATION 1; ITEM 4.A TABLE 2 (1) TOOL USED DIGITAL CALIPER P/N: 500-197-30 S/N: B20189334 DUE DATE 23-NOV-21.; [04] STEP 3 COMPLETED; [05] PERFORMED PENETRANT INSPECTION ON MACHINED SUPPORT ANGLE IAW BAC 5423 AND BSS7039; CRACK INDICATIONS NOT FOUND.;

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