Service difficulty report · Frame · Boeing 747200

Difficulty date
February 7, 2006
Submitted
March 3, 2006
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747200
Aircraft serial
21936
Aircraft time
72,217 hours, 16,929 cycles
Part
Frame
Part number
65B01714502
Condition
Cracked
Location
Bs 420
Stage of operation
IN
How discovered
9
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

BS 420 STR 10L FRAME O/B AREA FOUND CRACK, CRACK LENGTH 1/2". BS420 STR9/10 TO STR 11 FRAME REPAIRED AS PER RS R53-10-35441 CONTINUED INSPECTION REQUIRE WHILE PERFORMING SB 747-53A2265 INSPECTIONS AND REPLACEMENT WITH SB747-53-2272 MOD AT OR BEFORE 20000 FLIGHT CYCLES REF UPS EO B747-5310-23839-A.

More about the Boeing 747-200