Service difficulty report · Attach Angle · Boeing 73776Q

Difficulty date
January 12, 2023
Submitted
February 16, 2023
Operation
Air carrier
Aircraft
N565WN
Make and model
Boeing 73776Q
Aircraft serial
30282
Aircraft time
56,383 hours, 37,305 cycles
Part
Attach Angle
Condition
Corroded
Location
Zn 800 Door
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

CORROSION ON PASSENGER CABIN DOOR WEB ATTACH ANGLE AT BS 348+10 STRINGER 13L.(MARKED)<[01] REMOVED CORROSION ON PASSENGER CABIN DOOR WEB ATTACH ANGLE AT BS 348+10 S-13L REWORKED AREA: L=1.7' W=.800' IAW SRM 51-10-02-0G-0;[02] VERIFIED CORRECTIVE ACTION 1.;[03] EVALUATED DAMAGE ON PASSENGER CABIN DOOR WEB ATTACH ANGLE AT BS 348+10 S-13L AFTER FURTHER EVALUATION FOUND TO BE OUT OF LIMITS; DUE NOT LIMITS IN SRM PART WILL BE REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0;[04] REMOVED ON PASSENGER CABIN DOOR WEB ATTACH ANGLE AT BS 348+10 S-13L IAW SRM 51-40-02-0G-0;[05] FORMED ANGLE CLIP FROM MATERIAL 7075-T0 0.050' LOT# 1439128-1; IAW DWG 141A8163; REQ SEND TO OSS FOR HT TR T0 TO T62;[06] VERIFIED CORRECTIVE ACTIONS 3 AND 5.;[07] CORRECTED ACTION STEP 5: LOT# 1474582-1;[08] RECIVED ANGLE CLIP FORMED FROM OSS HT TR T62; LOT# 1516735-1 CUSTOMER RO NO 902793-SWA; LOCATED AND DRILLED FORMED PART IAW SRM 51-40-05-0G-0 DWG 141A8163; APPLIED CHEMICAL CONVERSION COATING IAW SRM 51-20-01-0G-0 OK TO PRIMER;[09] VERIFIED CORRECTIVE ACTION 8- OK TO PRIME.;[10] APPLIED PRIMER ON ANGLE CLIP IAW SOPM 20-41-02; OK TO INSTALL;[11] VERIFIED CORRECTIVE ACTION 10- OK TO INSTALL.;[12] INSTALLED ON PASSENGER CABIN DOOR WEB ATTACH ANGLE AT BS 348+10 S-13L IAW SRM 51-40-02-0G-0 DWG 141A8190; CARD IS COMPLETED;[13] VERIFIED MEASUREMENT TABLE.;[14] VERIFIED CORRECTIVE ACTION 12.

More about the Boeing 737-76Q