Service difficulty report · Bulkhead Cap · Lkheed 10113851

Difficulty date
March 21, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N712DA
Make and model
Lkheed 10113851
Aircraft serial
193C1088
Part
Bulkhead Cap
Part number
1503141156
Condition
Cracked
Location
Bs 983
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

THE RHS FUSELAGE SKIN WAS FOUND WITH AN APPROX 2 INCH LONG CRACK AT WL 146, JUST FORWARD OF FS 983 AND ABOVE STRINGER 21, THE CRACK EXTENDS HORIZONTALLY THROUGH TWO FASTENER HOLES. ANOTHER 1 INCH LONG CRACK WAS FOUND IN THE HORIZ FLANGE OF THE BULKHEAD CAP, EMANATING HORIZ FWD AND AFT OF THE AFT MOST FASTENER. THE CRACKS ARE THE SUBJECT OF LAC S/B 093-53-273, AND DAL SI 7-69018-12 WHICH MANDATES INSPECTION OF THE LONGERON, SKIN AND CAP.