SDR SWAA2025051957377

Service difficulty report · Support Web · Boeing 7377BD

Difficulty date: April 13, 2025
Submitted: May 19, 2025
Operation: Air carrier
Aircraft: N7747C
Make and model: Boeing 7377BD
Aircraft serial: 36091
Aircraft time: 56,690 hours, 29,425 cycles
System (JASC): 5410 · Nacelle/Pylon, Main Frame
Part: Support Web
Condition: Cracked
Location: Zone 400
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

CRACK SUPPORT WEB LOC INBOARD FAN COWL ON ENGINE 1 2025-250482<[01] REPLACED SUPPORT WEB LOC INBOARD FAN COWL ON ENGINE 1 IAW B737-700 SRM 51-40-02-0G; SRM 51-10-02-0G PARAGRAPH 9 AND GOODRICH AEROSTRUCTURES CMM 71-13-30 REV 31; IPL FIGURE 4; SHEET 5.;[02] REPLACED SUPPORT WEB LOC INBOARD FAN COWL ON ENGINE 1 IAW B737-700 SRM 51-40-02-0G; SRM 51-10-02-0G PARAGRAPH 9 AND GOODRICH AEROSTRUCTURES CMM 71-13-30 REV 31; IPL FIGURE 4; SHEET 5.

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