Service difficulty report · Pressure Web · Boeing 737924

Difficulty date
January 3, 2022
Submitted
January 5, 2022
Operation
Air carrier
Aircraft
N73406
Make and model
Boeing 737924
Aircraft serial
30123
Aircraft time
56,437 hours, 23,129 cycles
Part
Pressure Web
Part number
111A11111
Condition
Cracked
Location
Sta663.75
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

FOUND 2EA CRACKS IN VERTICAL PRESSURE WEB AT STA 663.75 AND APPROX LBL 33. REF FLEET CYCLE N/R 9793198.CARD COMPLETE SEE WIPS AND TASKS FOR WORK PERFORMED.PER AMM 57-10-10-2R-3 REPAIR 3 ALTERNATIVE DIP 57-DIP NO TASK AND LIMITATIONS ENTERED INTO CORRECTIVE ACTION. ALL INSPECTIONS COMPLETED REFERENCE FLEETCYCLE N/R 9793198. ADD EMP:U180693 U248732 U248935 REQUIREMENTS PER SRM 57-10-10-2R-3 ALT. 1 TABLE 204 PG 6. INSTALLATION. HFEC AND LFEC INSPECTIONS AT INTERVAL OF 36,000 INSPECTION THRESHOLD: 56,000 FLIGHT CYCLES AFTER REPAIR FLIGHT CYCLES. REPAIRED PER SRM 57-10-10-2R-3 ALT. 1. REF. F/C N/R 9793198 FOR ALL WORK PERFORMED. . PLACED ON DIP TO PERFORM INSPECTION APPROVED TO PERFORM AN INSPECTION HFEC AND LFEC WITH AN INITIAL TOMC-APPROVAL FROM SC1ELBYC COMMENT THRESHOLD OF OF 56,000 FLT CYCLES WITH REPEAT INSPECTIONS EVERY 36,000 FLY CYCLES IN REFERENCE WITH SRM 57-10-10-2R-3. TOMC APPROVED : QC REVIEWED. ACCOMPLISHED SFR #1027345 TOMC APPROVED : QC REVIEWED. INSPECTIONS CREATED BY AUTODIP PENDING AIRCRAFT RECORDS AUDIT & UPDATE.