Service difficulty report · Floorbeam · Boeing 7378H4

Difficulty date
April 22, 2022
Submitted
May 17, 2022
Operation
Air carrier
Aircraft
N8627B
Make and model
Boeing 7378H4
Aircraft serial
36895
Aircraft time
27,668 hours, 12,773 cycles
Part
Floorbeam
Condition
Corroded
Location
Fuselage
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 986 FLOORBEAM; FWD UPPER FLANGE; LBL 43; WL 208. / [01] VERIFIED APPLICABILITY PER SRM 53-70-51-1A-1;[02] REMOVED CORROSION ON BS986 FWD FLANGE LBL43 WL208 1''X1'' AREA I.A.W SRM 53-70-51-1A-1 ALLOWABLE DAMAGE 1 PAR 4.H.(2)(B) FIG 104/ALLOWABLE DAMAGE 1 DETAIL E.;18] FABRICATED REPAIR PARTS ITEM(1) STRAP FROM 7075-T6 0.100 LOT # 11424649-1;ITEM(2) ANGLE FROM BAC1490-2887 7075-T6 LOT# 1395413-1;ITEM(3) FILLER FROM 7075-T6 0.150 LOT# 1386011-1 ALL I.A.W SRM 53-70-51-2R-6 REPAIR 6 ALTERNATIVE 4 PAR 4.F(4)-K OK TO PRIMER.;[19] VERIFIED CORRECTIVE ACTIONS #17 AND #18<BR>VERIFIED UPDATED MEASUREMENT FIELDS;[20] PRIMED ALL REPAIR PARTS PER SRM 53-70-51-2R-6. OK TO INSTALL ALL REPAIR PARTS.;[21] VERIFIED CORRECTIVE ACTION #20; OK TO INSTALL GIVEN.;[22] INSTALLED ALL REPAIR PARTS. REPAIRED DAMAGE ON BS 986 FLOOR BEAM; FWD UPPER FLANGE; LBL 43; WL 208 PER SRM 53-70-51-2R-6.;[23] VERIFIED CORRECTIVE ACTION #22;[24] VERIFIED CORRECTIVE ACTION #22;[25] VERIFIED CORRECTIVE ACTION #22

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