Service difficulty report · Shear Ties · Boeing 747121

Difficulty date
August 29, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Part
Shear Ties
Condition
Cracked
Location
Bs 1660
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

INSPECTION TYPE: C. AFT CARGO COMPARTMENT, FOUND CRACK IN FRAME SHEAR TIES AT SKIN ATTACHMENTS BS 1660 RT, BETWEEN S 41/40 AND S 39/38 (3 EA). REMOVED CRACKED SHEAR TIES AND REPAIRED SHEAR TIES ACC SRM 53-10-04 FIG 3.