Service difficulty report · Web · Boeing 7377H4

Difficulty date
August 6, 2021
Submitted
September 20, 2021
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
66,797 hours, 39,221 cycles
Part
Web
Condition
Cracked
Location
Bs 312-328 Rbl30
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 WEB LOCATED BETWEEN BSTA 312 AND BSTA 328; RBL 30.0 AT FWD GALLEY AREA ; 2021-373092 / [01] REMOVED WEB LOCATED BETWEEN STA312 TO STA328 AND RBL30.0 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 DUE TO NOT FOUND ALLOWABLE DAMAGE ON SRM; WEB MUST BE REPLACED. PERFORMED VISUAL INSPECTION ON AREA AND NOT FOUND MORE DAMAGE.; [02] DRILLER NEW WEB P/N 141A5410U140 IAW B737-700 SRM 51-40-05 AND APPLIED PROTECTIVE TREATMENT IAW B737-700 51-20-01; [03] OK TO INSTALL WEB LOCATED BETWEEN STA312 TO STA328AND RBL 30.0 AT FWD GALLEY AREA GRANTED.; [04] COMPLETED STEP 1 AND 2; [05] COMPLETED STEP 3 RII; [06] INSTALLED WEB LOCATED BETWEEN STA 312 TO STA 328 AND RBL 30.0 AT FWD GALLEY AREA I.A.W B737-700 SRM 51-40-02 AND DWG 141A5400 REV .; [07] REPLACED WEB LOCATED BETWEEN STA 312 TO STA 328 AND RBL 30.0 AT FWD GALLEY AREA I.A.W B737-700 SRM 51-40-02 AND DWG 141A5400 REV .; [08] COMPLETED STEP 6.RII; [09] REPLACED WEB LOCATED BETWEEN STA 312 TO STA 328 AND RBL 30.0 AT FWD GALLEY AREA I.A.W B737-700 SRM 51-40-02 AND DWG 141A5400 REV .RII COMPLETED STEP 7.

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