Service difficulty report · Support Angle · Boeing 7378H4

Difficulty date
January 26, 2020
Submitted
May 18, 2020
Operation
Air carrier
Aircraft
N8603F
Make and model
Boeing 7378H4
Aircraft serial
38875
Aircraft time
27,506 hours, 11,825 cycles
Part
Support Angle
Condition
Damaged
Location
Fuselage
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

AFT CABIN FLOOR SUPPORT ANGLE STA 947+7 - 1006+8; RBL32 UPPER SURFACE HAS TOOLING MARKS / REMOVED TOOLING MARKS AT AFT CABIN FLOOR SUPPORT ANGLE AS MARKED IAW SRM 51-10-02-0G-0 AND SRM 53-70-51-1A-1. ORIGINAL THICKNESS=.53'; AFTER REWORK .038'; .015' MATERIAL LOSS; OUT OF LIMITS IAW SRM 53-70-51-1A-1 FIG 104 DET=C-C. TOOL: 31896 DUE: 11MAR20. REMOVED OUT OF LIMITS FLOOR SUPPORT ANGLE STA 947+7 TO 1006+8 RBL32 AND INSTALLED NEW FLOOR SUPPORT ANGLE IAW SRM 51-40-02-0G-0 AND DWG: 147A5700 REV A. APPLIED CIC IAW AMM 51-21-91-670-802.

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