Service difficulty report · Blkhd Stringers · Boeing 747121

Difficulty date
July 3, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N831FT
Make and model
Boeing 747121
Aircraft serial
19648
Part
Blkhd Stringers
Condition
Cracked
Location
Bs 400
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

TWO CRACKS AT FORWARD BS 400 BULKHEAD STRINGER S44L AND S44R, AT CORNER AFT O WHEEL WELL AND CRACK AT BS 400 AROUND FASTENER. REPAIRED PER BOEING SB 53-23-05 AND SRM 53-30-03 FIG 35.