Service difficulty report · Angle · Boeing 7377H4

Difficulty date
March 28, 2022
Submitted
April 25, 2022
Operation
Air carrier
Aircraft
N762SW
Make and model
Boeing 7377H4
Aircraft serial
27876
Aircraft time
75,107 hours, 44,385 cycles
Part
Angle
Condition
Corroded
Location
Fwd Fuselage
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

FLIGHT COMPARTMENT ENTRANCE; FLOOR AREA BS259.5 TO BS 270 BL 0 WL 208 AREA WITH CORROSION / [01] INSTALLED EWIS PROTECTION AT FLOOR STRUCTURE FLIGHT DECK ENTRANCE BETWEEN BS259.5 TO BS270 BL 0 WL208 AS PER B737-7 AMM 20-60-07-913-801.[21] FABRICATED AND DRILLED NEW ANGLE REPAIR 7075-O; 0.063'; ACCOMPLISHED ROUGHNESS TEST 63 RA PER REF SRM 51-20-13-0G-0 TOOL P/N 171854; NO CALIBRATION DUE <BR>NEW ANGLE REPAIR FABRICATION IS FLAT NO REQUIRE MATCH CONTOUR;[22] VERIFIED 21;[23] REMOVED EWIS PROTECTION AT FLIGHT COMPARTMENT ENTRANCE FLOOR AREA REF USED B737-7 AMM 20-60-07-913-801;[24] ACCOMPLISHED LATERAL INTERCOSTAL REPAIR AT FLIGHT COMPARTMENT ENTRANCE AT STA 270 BETWEEN RBL-11 TO LBL-11 REF ADD 22-153-01100- REV A WIP#1;2 AND #3;[25] VERIFIED STEP 24;[26] VERIFIED STEP #23

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