Service difficulty report · Spar · Boeing 7272Q9

Difficulty date
March 27, 2005
Submitted
May 22, 2005
Operation
Air carrier
Aircraft
N740DH
Make and model
Boeing 7272Q9
Aircraft serial
21930
Aircraft time
46,106 hours, 37,206 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Cracked
Location
Flap Track
Part time
21,930 hours, 46,106 cycles
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

RT WING TRAILING EDGE FALSE SPAR HAS A TWO INCH CRACK JUST INBD OF NR 6 FLAP TRACK WBL 202 WING STA 330.5. REMOVED AND DISPLACED R/WING LOWER T/EDGE PANELS AS REQUIRED FOR ACCESS IAW B727 SRM 51-30-2. CUT OUT AND REMOVED 52" SECTION OF CRACKED AUX SPAR LWR CHORD FROM WBL 192.5 TO OUTBD END IAW B727 S/B 57-158 REV 1 FIG 6. FABRICATED NEW SECTION OF LOWER SPAR CHORD 52" L FROM P/N BAC 1514-1437 MATPO NR 5080207 RADIUSED STRAP 15 1/2".090 7075T6 MAT PO NR 9001777 AND 2EA REPAIR ANGLE 2" BY 1" BY 15 1/2"L FROM 7075T6 .071 PO NR 5080213 IAW B727 S/B 57-158 REV 1 FIG 6. TREATED AND PRIMED NEW CHORD SECTION RADIUS STRAPS REPAIR ANGLE IAW B727 SRM 51-10-2. INSTALLED NEW SPAR AND SPLICE REPAIR IAW B727 S/B 57-158 R

More about the Boeing 727-2Q9