Service difficulty report · Seat Track · Boeing 7377H4

Difficulty date
July 7, 2021
Submitted
July 30, 2021
Operation
Air carrier
Aircraft
N751SW
Make and model
Boeing 7377H4
Aircraft serial
29803
Aircraft time
74,739 hours, 44,231 cycles
Part
Seat Track
Condition
Cracked
Location
Bs 727b
Stage of operation
IN
How discovered
9
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

CRACK INDICATION NOTED ON SEAT TRACK FRAME BS727B RBL45.5 HOLE 'B' AT 2 O'CLOCK POSITION ; CRACK LENGTH 0.040' / CUT & REMOVED DAMAGE PART OF SEAT TRACK FROM STA. 727B TO STA. 727D PLUS 10.00'; REF : B737-7 SRM 53-00-52-2R-5 REPAIR 5;FIG. 102.; [03] PARTIALLY FABRICATED NEW SEAT TRACK P/N BAC1520-2789 7178T65 PO#1424478 REF B737-700 SRM 53-00-52-2R-5 REPAIR 5;FIG 202 FABRICATED REPAIR PARTS : 1EA. SEAT TRACK SECTION; MAT. USED BAC 1520-2789 7178-T76511; 2EA. ANGLES; MAT. USED BAC1503-100122 7075-T6; 1EA. STRAP MAT. USED 7075-T651 BARE PLATE 0.313';2EA. STRAPS MAT. USED 7075-T6 BARE SHEET 0.071'; REF. B737-7 SRM 53-00-52-2R-5 REPAIR 5 TABLE 201 & FIG. 202.; [07] LOCATED;TRIMMED & DRILLED REPAIR PARTS AT STA.727B

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