SDR W8PA970571

Service difficulty report · Hat Channel · Boeing 737301

Difficulty date
April 24, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N949WP
Make and model
Boeing 737301
Aircraft serial
23230
Part
Hat Channel
Condition
Corroded
Location
Bs 992
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

CORROSION IN SEVERAL AREAS HAT CHANNEL AT BS 992, RBL 14 - RBL 20, WL. REMOVED TOTAL OF 20 SQ INCHES, ORIGINAL DEPTH .070. REMOVED CORROSION ON HAT CHANNEL AND SUPPORT ANGLE, HAT SECTION ORIGINAL .070 INCH, REMOVED .004 - .017 FOUND OUT OF LIMITS, SUPPORT ANGLE ORIGINAL .090 INCH, REMOVED .004 INCH - .045 INCH OUT OF LIMITS PER SRM 53-505, APPROX 20 SQ INCHES CLEARED. FABRICATED HAT CHANNEL 7075.T6 .070 THICKNESS STOCK IAW SRM 51-40-05 AND 51-20-1. PRIMED AND PAINTED APPLIED IAW 20-40-02. (M)