Service difficulty report · Sleeve · Boeing 737290C

Difficulty date
May 17, 2000
Submitted
June 8, 2000
Operation
Air carrier
Aircraft
N740AS
Make and model
Boeing 737290C
Aircraft serial
22578
System (JASC)
5751 · Ailerons
Part
Sleeve
Part number
69416791
Condition
Cracked
Location
Aileron
Component
Aileron · Boeing
Component part number
65759608
Stage of operation
IN
How discovered
V
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

OVER 50 PERCENT OF THE FLANGE ON THE SLEEVE IS CRACKED IN THE RADIUS, WHERE IT SEATS AGAINST SUPPORT ITEM 60 FIGURE 1101 PN 65-75928-4. SLEEVE IS WORN AND STRESSED UNDER SPACER ITEM 55 FIGURE 1101 PN 69-41647-2. POSSIBLE CAUSE: FATIGUE AND STRESS. (X)