Service difficulty report · Tube · Piper PA28140

Difficulty date
March 8, 2001
Submitted
May 10, 2001
Operation
General aviation
Aircraft
N567OU
Make and model
Piper PA28140
Aircraft serial
2826467
Engine
Lyc O320*
Part
Tube
Part number
69623004
Condition
Defective
Location
Stabilizer
Stage of operation
IN
How discovered
V
Nature of condition
W
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ON THE TUBE, WHERE BOLT HOLE IS DRILLED THAT MOUNTS TO THE FRONT BRACKET ON STABILATOR, A HOLE IS IN TUBE, (90 DEGREE ANGLE TO THE BOLT HOLE). IT APPEARS THIS HOLE HAS SLAG IN IT AND SLAG EXIST ON INTERIOR OF THE TUBE THAT HAS BEEN THERE WHEN THE PART WAS FABRICATED. THIS EXTRANEOUS HOLE IS AT THE HIGH STRESS POINT IN THE TUBE AND HAS NOT BEEN ON ANY OF THE TUBES THAT HAVE BEEN INSPECTED FOR THE AD ON THE TUBES. HOLE WAS FOUND WHEN REMOVING THE THICK LAYER OF BLACK PAINT DOWN TO THE ZINC CHROMATE IN AREA THAT FITS INTO THE STABILATOR BRACKETS. THE AREA FIRST APPEARED AS A BLACK DOT OF PAINT AND CLOSER EXAMINATION REVEALED A HOLE HAD BEEN DRILLED AND FILLED WITH SOME TYPE OF MATERIAL AND PAINTED TO COVER.

More about the Piper PA-28-140