Service difficulty report · Strap · Boeing 7377H4

Difficulty date
July 16, 2021
Submitted
August 18, 2021
Operation
Air carrier
Aircraft
N444WN
Make and model
Boeing 7377H4
Aircraft serial
29839
Aircraft time
61,121 hours, 35,983 cycles
Part
Strap
Condition
Corroded
Location
Bs 795
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

CORROSION BS795 RBL21 BELOW AFT CARGO DOOR THRESHOLD STRAP ON NUT PLATE RETAINER STRIP / [01] REMOVED TWO N/P STRIPS PER SRM 51-40-02; [02] OUT OF LIMITS NO ALLOWABLE LIMITS GIVEN REPLACEMENT OF PART PER SRM 51-10-02-0G-0; STEP 9; [03] VERIFIED PART IS OUT OF LIMITS PER SRM 51-10-02-0G-0 STEP 9.; [04] UPDATED MEASUREMENTS; [05] VERIFIED UPDATED MEASUREMENTS; [06] VERIFIED OUT OF LIMITS DUE TO NO SRM ALLOWABLE LIMITS; [07] INSTALLED NUTPLATE ASSY/FASTENERS PER SRM 51-40-02 DWG 146A8340 SH18.; [08] VERIFIED; [09] RII INSPECTED INSTALL; [10] INSPECTION COMPLETE

More about the Boeing 737-7H4