Service difficulty report · Brake Assy · Boeing 737824

Difficulty date
October 11, 2023
Submitted
October 13, 2023
Operation
Air carrier
Aircraft
N73251
Make and model
Boeing 737824
Aircraft serial
30582
Aircraft time
71,476 hours, 26,138 cycles
System (JASC)
3242 · Brake
Part
Brake Assy
Part number
C20633000
Part serial
7462
Condition
Disintegrated
Location
#1 Mlg
Part time
2,647 hours, 1,189 cycles
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

CREW REQUEST INSPECTION OF #1 MLG BRAKE PINS. QC WHEEL, TIRE, AS OFF 60-3249-9-0002 5178 ON 60-3249-9-0002 0999 BRAKE, MLG, CAR OFF 60-3241-9-0001 7462 ON 60-3241-9-0001 3093 REMOVED AND REPLACED NUMBER ONE BRAKE PER REQUEST IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 32-45-00. ALSO REMOVED AND REPLACED #1 TIRE DUE TO MINOR SCORING ON INNER RIM OF TIRE IAW MM REF 32-45-00. NO DAMAGE TO AXEL NOTED. FOUND REAR BRAKE PIN BENT. FOWARD PIN IS BETWEEN 1/16 AND 1/32 WEAR. REQUEST 10 CYCLE DEFERRAL PER AMM 32-41-41-700-801 APPROVED TOMC-APPROVAL FROM SC1ELBYC COMMENT WHEEL, TIRE, AS OFF 60-3249-9-0002 5178 ON 0000 WHEEL, TIRE, AS OFF 60-3249-9-0002 5178 ON 60-3249-9-0002 0999 BRAKE, MLG, CAR OFF 60-3241-9-0001 7462 ON 60-3241-9-0001 3093 BRAKE, MLG, CAR OFF 60-3241-9-0001 7462 ON 0000 REMOVED AND REPLACED NUMBER ONE BRAKE PER REQUEST IN ACCORDANCE WITH AIRCRAFT MAINTENANCE MANUAL 32-45?00. ALSO REMOVED AND REPLACED #1 TIRE DUE TO MINOR SCORING ON INNER RIM OF TIRE IAW MM REF 32-45-00. NO DAMAGE TO AXEL NOTED.