Service difficulty report · Bear Strap · Boeing 7377H4

Difficulty date
July 8, 2022
Submitted
August 19, 2022
Operation
Air carrier
Aircraft
N202WN
Make and model
Boeing 7377H4
Aircraft serial
33999
Aircraft time
58,974 hours, 35,001 cycles
Part
Bear Strap
Condition
Cracked
Location
Fwd Service 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

PASSENGER CABIN FSD CUTOUT BARE STRAP CRACKED BS299; 3' BELOW FWD UPPER DOOR STOP FITTING. MARKED. / LOCATED & DRILLED NEW UPPER STUB FRAME P/N 141A8370U13 LOT# 1497302-1 P.O. CERT# 875637 I.A.W B737-700 SRM 51-40-05-0G-0 FIGURE 2 & FIGURE 3 TABLE A. OK TO INSTALL NEW UPPER STUB FRAME FSD CUTOUT.;[07] VERIFIED CORRECTIVE ACTION 6 AND MEASUREMENT TABLE. OK TO INSTALL THE STUB FRAME;[08] INSTALLED 100% OF PERMANENT FASTENERS PER SRM 51-40-02-0G-0 AND DWG 141A8370.;[09] INSTALLED 100% OF PERMANENT FASTENERS AT FSD NEW UPPER STUB FRAME P/N 141A8370U13 PER SRM 51-40-02-0G-0 AND DWG 141A8370.;[10] CERTIFIED CORRECTIVE ACTION 9;[11] INSPECTED & VERIFIED CORRECTIVE ACTION ITEM 9.;[12] UPDATED STEPS 1 AND 5.;[13] UPDATED STEPS 1 AND 5 AS COMPLETE. INSTALLED IN CORRECTIVE ACTION 9 AND INSPECTED IN CORRECTIVE ACTION 11;[14] APPLIED FILLET SEAL IAW B737-700 AMM 51-31-00-390-804; APPLIED PROTECTIVE FINISHES IAW B737-700 AMM 51-21-72-370-801 AND 51-21-73-370-801; APPLIED FILL & FAIR COMPOUND IAW B737-700 AMM 53-11-01-420-801;[15] VERIFIED CORRECTIVE ACTION 14 AND STEPS 2;3;4.;[16] VERIFIED MEASUREMENT TABLE.;[17] ADJUSTED FORWARD UPPER LATCH FITTING; FSD PER AMM 52-41-00-820-801 STEP 2N; AMM 52-71-11-710-801; FSD CHECKS GOOD;

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