Service difficulty report · Shield · Boeing 7377H4

Difficulty date
March 30, 2022
Submitted
May 2, 2022
Operation
Air carrier
Aircraft
N475WN
Make and model
Boeing 7377H4
Aircraft serial
32474
Aircraft time
59,744 hours, 35,276 cycles
Part
Shield
Part number
143A812631
Condition
Corroded
Location
Fwd Cargo Bay
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 FWD CARGO BAY AFT DOOR SHIELD AT RBL 24 BS 500+2; BS 500+6; BS 500+10; BS 500+14. / [01] NO ALLOWAVLE DAMAGE PER SRM. REPAIR BY REPLACEMENT OF PART;[02] LOCATED AND DRILLED NEW FWD CARGO BAY AFT DOOR SHIELD P/N 143A8126-31 AT BS 500 TO BS 500A ; RBL 24 IAW SRM 51-40-05-0G-0 AND DWG 143A0080; ID: 0010; REV:A;[03] VERIFIED CORRETIVE ACTIONS 1 AND 2;[04] ADDED PARTS INSTALLED REQUIREMENT;[05] VERIFIED COMPLETE

More about the Boeing 737-7H4