Service difficulty report · Skin · Boeing 747451

Difficulty date
February 14, 2011
Submitted
February 17, 2011
Operation
Air carrier
Aircraft
N676NW
Make and model
Boeing 747451
Aircraft serial
33002
Aircraft time
39,381 hours, 5,026 cycles
Part
Skin
Condition
Worn
Location
Bs 2520-2560
Stage of operation
IN
How discovered
V
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

VERTICAL STABILIZER SEAL INTERFACE INSP LT SIDE. FOUND LIGHT WEAR BETWEEN STA 2520-2560 BLENDED AREA MAX MATERIAL REMOVED IS .002" HFEC NO CRACKS. WITHIN LIMITS IAW SRM 53-00-01, FIG 101 TREATED, PRIMED AND APPLIED TEFLON COATING IAW AA 5331-01190-02, ERA 489979-14AD DOCUMENTS. REWORKED AREA. REQUIRED INSP COMPLETED BY 05201 ASSOCIATED AA 5331-01190 ADDED.