Service difficulty report · Stringer Clip · Boeing 7377H4

Difficulty date
July 13, 2022
Submitted
August 18, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Stringer Clip
Condition
Cracked
Location
Fwd Entry 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

CRACK ON PASSENGER CABIN FWD ENTRY DOOR CLIP AT BS 294 L/H STRINGER 13.(MARKED) / [01] REMOVED CRACKED CLIP AT BS 294 STR 13 L/H IAW SRM 51-40-02-0G-0;[02] UPDATED MEASUREMENT TABLE;[03] FABRICATED NEW CLIP FROM BAC1489-360 LOT# 1464682-1 .050' IAW DWG PL 141A1311; LOCATED AND DRILL HOLES IAW SRM 51-40-05-0G-0.;[04] SRM 53-10-15-1A-1 DOES NOT COVER CRACKS AT A FASTENER HOLE. OUT OF LIMITS IAW SRM 51-10-02-0G-0 STEP 9; REPLACEMENT OF PART.;[05] OK TO APPLY CHEMICAL CONVERSION AND PRIMER TO FABRICATED CLIP.;[06] VERIFIED CORRECTIVE ACTION 1-5. OK TO PRIME;[07] UPDATED THICKNESS ON MEASUREMENT TABLE;[08] CERTIFY;[09] APPLIED CHEMICAL CONVERSION AND PRIMER IAW SRM 51-20-01-0G-0 & AMM 51-21-72-370-804;[10] OK TO INSTALL;[11] VERIFIED CORRECTIVE ACTION 9; 10 AND MEASUREMENT TABLE. OK TO INSTALL.;[12] INSTALLED CLIP AT BS 294 STR 13 L/H IAW SRM 51-40-02-0G-0; DWG 141A1311;[13] VERIFIED CORRECTIVE ACTION 12.

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