Service difficulty report · Rib · Boeing 7377H4

Difficulty date
June 16, 2021
Submitted
July 6, 2021
Operation
Air carrier
Aircraft
N293WN
Make and model
Boeing 7377H4
Aircraft serial
36612
Aircraft time
45,647 hours, 27,262 cycles
Part
Rib
Condition
Cracked
Location
Horizontal Stab
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

DOT 130-034 RH HORIZONTAL STAB L/E RIB HAS CRACK AT LE STA 95.96 ; / [01] REMOVED LE RIB ASSY. IAW SRM 51-40-02-0G-0; [02] VERIFIED NEW RIB ASSY. P/N 186A1303-2 ATAG EM1861 IAW DWG 186A1303 REV -; [03] VERIFIED NEW RIB ASSY IN STEP 2 C/W; [04] LOCATED AND DRILLED NEW LE RIB ASSY. IAW SRM 51-40-05-0G-0; DWG 186A1001 REV A; [05] VERIFIED CARD STEP 4.<BR>OK TO INSTALL; [06] INSTALLED NEW LE RIB ASSY. IAW SRM 51-40-02-0G-0; DWG 186A1001 REV A; [07] REPLACED RH STAB LE RIB ASSY AT LE STA 95.96 IAW SRM 51-40-02-0G-0; DWG 186A1001 REV A. RESTORED CIC IAW AMM 51-21-91; [08] VERIFIED STEPS 6 AND 7 C/W; [09] AUDIT C/W

More about the Boeing 737-7H4