SDR ASAA2015072112936

Service difficulty report · Frame · Boeing 737490

Difficulty date: July 21, 2015
Submitted: August 21, 2015
Operation: Air carrier
Aircraft: N708AS
Make and model: Boeing 737490
Aircraft serial: 28895
Aircraft time: 50,255 hours, 28,126 cycles
System (JASC): 5311 · Fuselage Main, Frame
Part: Frame
Part number: 654659322
Condition: Cracked
Location: Bs 500b
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

RIGHT BS 500B, .500" WIRE PENETRATION HOLE, ABOVE S-21R HAS CRACK INDICATION DUE TO NOISE. IN FWD PIT, MARKED. ACFT GROUNDED. CLEANED HOLE RT BS 500B, 500" WIRE PREPERATION, HOLE ABOVE S-21R IAW NDT MANUAL PART 6, 51-00-00 PROCEDURE 1, PARA 4, CRACK INDICATION STILL NOTED, ACCOMPLISHED REPAIR TO FRAME AT BS 500B, S20R TO S21R IAW EA 400-53EA-15608, REV NEW.