N409YK
Registered owner: AIRCRAFT 25859 LLC, FL (owner ≠ operator)
Operators of this aircraft
Who operated this tail, and how firmly we know it.
No operator established for this aircraft.
Accident & incident history
No NTSB accidents or incidents on file for this aircraft.
Maintenance disclosures
Service Difficulty Reports filed with the FAA for this airframe. Filing is largely voluntary — the number of reports is not a measure of reliability. To verify a report, search its control number at the FAA SDRS site.
4 reports on file, 2025-05-25 – 2026-06-22.
Part: OUTFLOW VALVE — FAILED (ZONE 100) · airframe 61,843 hrs · 43,003 cycles
CABIN ALT WARNING IN CRUISE. UNCONTROLLABLE IN AUTO OR STANDBY. WAS CONTROLLABLE IN MANUAL MODE. CR FLT 320 FOR ABOUT 30 MINS. REMOVED AND REPLACED CABIN PRESS OUTFLOW VALVE, OPS CHECK GOOD REF B737-400 AMM 21-31-11
Part: SLIDE — UNWANTED DEPLOY (ZONE 800) · airframe 61,629 hrs · 42,818 cycles
L1 DOOR SLIDE DEPLOYED (INADVERTENT, HUMAN ERROR). REMOVED AND REPLACED L1 DOOR SLIDE ASSY REF AMM 25-61-35-402-003
Part: BRACKET — CRACKED (ZONE 500 TE) · airframe 59,982 hrs · 41,420 cycles
LH FIXED TRAILING EDGE UPPER INBD PANEL ANGLE BRACKET CRACKED. STOP DRILLED END OF CRACK. FABRICATED CBER 15-5 050 FOR HEAT TREAT - ROCKWELL TEST @33. PRIMED AND INSTALLED REF B737-400 SRM 51-51-90 AND EO 737-00003
Part: BRACKET — CRACKED (ZONE 600 TE) · airframe 59,982 hrs · 41,420 cycles
RH FIXED TRAILING EDGE UPPER INBOARD PANEL ANGLE BRACKET CRACKED. STOP DRILLED CRACK. FAB DBLR 15-5 .050 HEAT TREATED ROCKWELL @33. PRIMED INSTALLED ANGLES REF B737 SRM 57-51-90 AND EO 737-53-00003