SDR W8PA970286

Service difficulty report · Web · Boeing 737301

Difficulty date: April 29, 1997
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N949WP
Make and model: Boeing 737301
Aircraft serial: 23230
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Web
Condition: Corroded
Location: Bs 794
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

WHILE WORKING FUSELAGE 217, CUST ID NR 590 FOUND CORROSION UNDER NUTPLATES AND LOWER DOOR SILL WEB AT BS 794-835, RBL 20-27, WL 160. REMOVED CORROSION UNDER 4 NUTPLATES IN AN AREA .5 INCH BY .5 INCH OUT FROM ORIGINAL MATERIAL THICKNESS OF .050 FOUND TO BE OUT OF LIMITS. REMOVED LOWER DOOR SILL FROM A/C. DRILLED AND COUNTERSANK NEW WEB USING OLD WEB AS TEMPLATE IAW SRM 51-40-05. INSTALLED NEW WILL WEB ON AIRCRAFT. (M)