Service difficulty report · Circumferential · Boeing 727228

Difficulty date
August 29, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N727DH
Make and model
Boeing 727228
Aircraft serial
20204
Part
Circumferential
Condition
Corroded
Location
Bs 348&360
Stage of operation
IN
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

AT C CHECK, CORROSION ON CIRCUMFERENTIAL WEBS OF 348.2 AND 360 ON SUPPORT WEB AND ANGLE IN BETWEEN CIR RIBS AT APPROXIMATELY STR 20. REMOVED FASTENERS AND REMOVED CORNER BRACKET SUPPORT AND WEB AT B3 360 PER B727 SRM 51-30-2, REMOVED CORROSION ON CIRCUMFERENTIAL BS 348 BETWEEN STR 19-20 PER SRM 51-10-6, MATERIAL LOSS .003 WITHIN LIMITS PER SRM 53-10-1 FIG 1, ALODINED AND PRIMED PER B727 SRM 51-10-2. FOUND STRINGER TIE TO BE OUT OF LIMITS STR 20 STA 360. REMOVED AND REPLACED CIRCUMFERENTIAL WEBS AT STA 348.2 TO 360 PER SRM 51-40-2 & 51-30-2 USING .040 2024T3 6 X 7 ALODINED AND PRIMED PER SRM 51-10-2, INSTALLED BRACKET SUPPORT AND FASTENERS THAT WERE PREVIOUSLY REMOVED PER SRM 51-30-2 N/R 3678.