Service difficulty report · Shield · Boeing 7377H4

Difficulty date
June 1, 2023
Submitted
June 29, 2023
Operation
Air carrier
Aircraft
N295WN
Make and model
Boeing 7377H4
Aircraft serial
32541
Aircraft time
51,370 hours, 30,880 cycles
Part
Shield
Part number
UNKNOWN
Condition
Elongated
Location
Zn 100 Fus Lower
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

FORWARD CARGO BAY AFT SHIELD HAS AN ELONGATED FASTENER HOLE BS495 RBL22 WL 156<[01] ELONGATED HOLE ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM.;[02] VERIFIED CORRECTIVE ACTION 1;[03] UPDATE TO CORRECTIVE ACTION STEP 1. ELONGATED HOLE ON SHIELD WAS FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS ARE GIVEN IN THE SRM; PART REPLACEMENT REQUIRED PER SRM 51-10-02;[04] REMOVED DAMAGED FORWARD CARGO BAY AFT SHIELD BS 492-500A RBL 22; LOCATED AND DRILLED NEW FORWARD CARGO BAY AFT SHIELD BS 492-500A RBL 22 IAW SRM 51-40-02-0G-0; SRM 51-40-05-0G-0 AND DWG 143A0080. OK TO PAINT.;[05] VERIFIED CORRECTIVE ACTION 4 AND MEASUERMENT TABLE.;[06] APPLIED TOPCOAT PER AMM 51-21-73-370-804 AS PER PREVIOUS ACCOMPLISHED ON EO. 5360-E-16462-NG.;[07] APPLIED TOPCOAT PER AMM 51-21-73-370-804 AS PER PREVIOUS ACCOMPLISHED ON EO. 5360-E-16462-NG. AND OK TO INSTALL.;[08] VERIFIED CORRECTIVE ACTIONS 6 AND 7.;[09] CORRECTION TO CORRECTIVE ACTION STEP 7; SHOULD STATE ' APPLIED TOPCOAT PER AMM 51-21-73-370-804 AS PER PREVIOUS ACCOMPLISHED ON EO. 5360-E-16461-NG ';[10] OK TO INSTALL GIVEN.;[11] INSTALLED FORWARD CARGO BAY AFT SHIELD BS 492 TO BS 500A RBL 22 WL 156 PER SRM 51-40-02-0G-0 AND DWG 143A0080;[12] VERIFIED MEASUREMENT TABLE.;[13] VERIFIED CORRECTIVE ACTION 11.;[14] VERIFIED CORRECTIVE ACTION 9.

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