Service difficulty report · Bracket · Boeing 7377H4

Difficulty date
March 16, 2023
Submitted
April 17, 2023
Operation
Air carrier
Aircraft
N221WN
Make and model
Boeing 7377H4
Aircraft serial
34259
Aircraft time
58,906 hours, 34,822 cycles
Part
Bracket
Condition
Cracked
Location
Zn 600 Right Win
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 REAR SPAR BRACKET IRSS 211 AT RT WING 2023-185520<[01] REAPLACED BRACKET ON REAR SPAR IRSS 211 AT RT WING IAW B737-700 SRM 51-49-92 AND MEASURES OF CRACK ARE: L: 0.500 INCH TOOK MECHANICALLY TOOL USED CALIPER P/N : 500-750-20 S/N: B21015879 DUE DATE: 13-DEC -23.;[02] CORRECTED STEP 1 <BR>REAPLACED BRACKET ON REAR SPAR IRSS 211 AT RT WING IAW B737-700 SRM 51-40-02 AND MEASURES OF CRACK ARE: L: 0.500 INCH TOOK MECHANICALLY TOOL USED CALIPER P/N : 500-750-20 S/N: B21015879 DUE DATE: 13-DEC -23.;[03] CORRECTED STEP 1 <BR>REAPLACED BRACKET ON REAR SPAR IRSS 211 AT RT WING IAW B737-700 SRM 51-40-02 AND MEASURES OF CRACK ARE: L: 0.500 INCH TOOK MECHANICALLY TOOL USED CALIPER P/N : 500-750-20 S/N: B21015879 DUE DATE: 13-DEC -23.

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