SDR CKSA97202

Service difficulty report · Trunnion Cap · Boeing 747269B

Difficulty date
May 19, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N707CK
Make and model
Boeing 747269B
Aircraft serial
21541
Part
Trunnion Cap
Part number
65B1059532
Condition
Corroded
Location
Rt Mlg
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

DURING HARD LANDING INSPECT, FOUND RT BODY GEAR TRUNNION LOWER CAP CORRODED (SEVERE PITTING). REMOVED AND REPLACED CAP, TORQ SERV. TRUNNION CAP IN POSITION. CHECKED ALIGN, MEASURED BORE AND FACES. FOUND ALIGN, BORE AND FACE DIMENSIONS IN TOLERANCES WITH INBD AND OUTBD TRUNNION FITTINGS. RETORQUED CAP WITH BEARINGS IN PLACE, FOUND ID IN LIMITS. TORQ IN AN UPPER GEAR TRUNNION, FOUND ROTATIONAL SWING GOOD. PREPPED AREA FOR GEAR INSTALLATION IAW BOEING 747 SRM 53-10-00 AND B747 MM 32-13-01. HARD LANDING INSPECT REPAIR ORDER NR 707-226 BOEING MM 5-51-05. NON-ROUTINE TASK CARD NR 102981.