Service difficulty report · Attach Angle · Boeing 737*

Difficulty date
October 8, 2021
Submitted
November 19, 2021
Operation
Air carrier
Aircraft
N450WN
Make and model
Boeing 737*
Aircraft serial
32470
Aircraft time
58,641 hours, 34,716 cycles
Part
Attach Angle
Condition
Cracked
Location
Fuselage
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

CRACKED ATTACH ANGLE AT STA 693; RBL 1; WL 207 ; / [01] UPDATED MEASUREMENT TABLE; [02] VERIFIED FABRICATION OF NEW ANGLE PER DWG# 273A9112; [03] VERIFIED APPLICATION OF CHEMICAL CONVERSION COATING AND PRIMER TO ANGLE AND LOCATE AND DRILL PER SRM 51-40-05 AND DWG# 273A9110; OK TO INSTALL; [04] INSTALLED NEW ATTACH ANGLE AT BS 639 RBL 1 WL 207 PER SRM 51-40-02 AND DWG# 273A9110.; [05] INSTALLED NEW ATTACH ANGLE AT BS 693 RBL 1 WL 207 PER SRM 51-40-02 AND DWG# 273A9110.; [06] VERIFIED INSTALLATION OF NEW ATTACH ANGLE AT BS 693; RBL 1; WL 207; PER SRM 51-40-02 AND DWG 273A9110; [07] VERIFIED ALL WORK COMPLETE THIS TASK; [08] CORRECTION TO DISCREPANCY: CRACKED ATTACH ANGLE AT STA 693; LBL 1 WL 207. CORRECTIVE ACTIONS 4 AND 5 SHOULD READ: INSTALLED NEW ATTACH ANGLE AT BS 693 LBL 1 WL 207 PER SRM 51-40-02 AND DWG# 273A9110. STEP 1 DISCRIPTION SHOULD STATE: REMOVED CRACKED ATTACH ANGLE AT BS 693 LBL 1 WL 207 PER SRM 51-40-02.; [09] CORRECTION TO ACTION ITEM #6: VERIFIED INSTALLATION OF NEW ATTACH ANGLE AT BS 693; LBL 1; WL 207; PER SRM 51-40-02 AND DWG 273A9110