Service difficulty report · Web · Boeing 7377H4

Difficulty date
February 15, 2021
Submitted
March 22, 2021
Operation
Air carrier
Aircraft
N937WN
Make and model
Boeing 7377H4
Aircraft serial
36644
Aircraft time
39,004 hours, 23,596 cycles
Part
Web
Part number
115A2156U8
Condition
Cracked
Location
R/H Wing
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 WEB TRAILING EDGE LOCATED BETWEEN WS 228.25 TO WS 278.50 AT RT WING / REPLACED WEB (1EA) AND FASTENERS LOC ON TRAILING EDGE AT RT WING BTW WS 22875 TO WS 278.50 IAW B737-700 SRM 51-10-02 ITEM 9 SRM 51-40-02 AND DWG #115A2512 REV A REPLACED WEB DUE TO NO FOUND ALLOWABLE DAMAGE ON B737-700 SRM PN 115A2156U8 BATCH 201957713200101

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