What was found
AIRCRAFT IN BASE MAINTENANCE: CRACKED RIGHT HAND HORIZONTAL STABILIZER INNER RIB AT LOWER END OF 3RD STIFFENER FORWARD OF STATION 92.70. REPLACED RIB PER AARD 55-00-05-1.
- Difficulty date
- December 10, 2019
- Submitted
- December 12, 2019
- Operation
- Air carrier
- Aircraft
- N976AN
- Make and model
- Boeing 737823
- Aircraft serial
- 30099
- Aircraft time
- 55,578 hours, 22,712 cycles
- System (JASC)
- 5511 · Horizontal Stabilizer, Spar/Rib
- Part
- Rib
- Part number
- 182A5301U4
- Condition
- Cracked
- Location
- Horizontal Stab
- 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.