Service difficulty report · Pressure Blkhd · Boeing 737824

Difficulty date
January 2, 2026
Submitted
September 23, 2026
Operation
Air carrier
Aircraft
N37287
Make and model
Boeing 737824
Aircraft serial
31636
Aircraft time
67,794 hours, 25,486 cycles
Part
Pressure Blkhd
Part number
111A2101
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
V
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

A CRACK WAS FOUND AT THE RT CENTER REAR SPAR VERTICAL PRESSURE WEB BTWN RBL 40 & 45.64. CRACK FOUND JUST OTBD OF RBL 34.83, APPROX 1.25" LONG. REPAIRED AREA IAW SRM 57-10-10-2R-3. THIS IS A CAT B REPAIR. REPAIRED IAW SRM 57-10-10-2R-3.