SDR DALA2026030301470

Service difficulty report · Floor Support · Boeing 757351

Difficulty date: March 2, 2026
Submitted: March 3, 2026
Operation: Air carrier
Aircraft: N584NW
Make and model: Boeing 757351
Aircraft serial: 32984
Aircraft time: 79,077 hours, 26,068 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Floor Support
Condition: Out Of Limits
Location: Zone 200
Stage of operation: IN
How discovered: E
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

SHIP 5804, IN REF NRC 00600:UT MEASUREMENT THICKNESS WAS ACCOMPLISHED ON CABIN FLOOR SUPPORT (W3 AREA) BTWN BS 1250 - 1280, RBL 64 IN THE PAX CABIN. AREA IS OUT LIMITS IAW SRM 53-60-13-1A- 1 ALLOWABLE DAMAGE 1, FIG 101 DETAIL III, & NDT MANUAL PART. 4 51-00-10 PROCEDURE 2. CORROSION LEVEL 2. CABIN FLOOR SUPPORT (W3 AREA) BTW BS 1250 - 1280, RBL 64 WAS REPAIRED IAW SRM 53-00-13-2R, PROCEDURE 1, REPAIR 1. (1476235)