Service difficulty report · Floor Support · Boeing 75723A

Difficulty date
March 22, 2024
Submitted
March 25, 2024
Operation
Air carrier
Aircraft
N922FD
Make and model
Boeing 75723A
Aircraft serial
24293
Aircraft time
74,064 hours, 28,137 cycles
Part
Floor Support
Part number
141N517039
Condition
Corroded
Location
Zone 200
Stage of operation
UK
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

REWORK REQUIRED ON NR# N00383 FOR NOT PERFORMING REQUIRED HARDNESS TEST FOR FLOOR SUPPORT LOCATED AT STA 339 LBL 60. PERFORMED REQUIRE HARDNESS TEST ON FABRICATED FLOOR SUPPORT P\N: 141N5170-39 LOCATED AT STA 339 LBL 60. MATERIAL 7075-T6 0.050" IAW B757 SRM 51-20-02-0G TABLE #1 AT FIGURE 2 SHEET 6. TOOLING USED: AVEX ID 01678 CAL DD: 01-09-25. SEE NO. 00383 FOR REMOVAL, FABRICATION AND INSTALLATION PROGESS. HRB: 87.8 PASS. MAJOR REPAIR

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