Service difficulty report · Spar Cap · Doug DC873F

Difficulty date
July 16, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N807UP
Make and model
Doug DC873F
Aircraft serial
46007
System (JASC)
5711 · Wing Spar
Part
Spar Cap
Condition
Cracked
Location
Center Wing
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/CK, CENTER WING LOWER REAR SPAR CAP CRACKED BETWEEN 2 FASTENRS IN AFT TANG 32 RT OF KEEL BEAM. PERFORMED HFEC INSP IAW MIL-S-271F AND FOUND CRACK. FABRICATED REPAIR ANGLE FROM 7075-T6511 PO 111040, IAW REO 03412 AND DC8 SRM 51-9- 0. CUT OUT WEB TO ACCESS REAR SPAR AREA, FABBED WEB FILLER AND DOUBLER IAW DC8 SRM 53-2-0. LOCATED AND DRILLED REPAIR ANGLE IAW DC8 SRM 51-1-24, ALDOINED AND PRIMED REPAIR PARTS IAW DC8 SRM 51-1-8, INSTALLED REPAIR PARTS IAW SRM 51-1-20D, 51-1-21, AND REO 03412.

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