N556MM — 2003 Robinson Helicopter Company R44 II
DeregisteredChecked against FAA & NTSB records · as of Jul 18, 2026
N556MM appears in 1 NTSB accident record (most recent 2012, no injuries). Registration and accident data compiled from public FAA and NTSB records as of Jul 18, 2026.
Aircraft record
- Serial number
- 10111
- Manufacturer
- Robinson Helicopter Company
- Model
- R44 II
- Year
- 2003
- Category
- Rotorcraft
- Engine
- Lycoming Io-540 Ser
- Registration
- Deregistered
Accident & incident history
The pilot's failure to maintain clearance from the ground-support vehicle during landing.
Registration timeline
Ownership and registration events for this airframe (the 2003 Robinson Helicopter Company R44 II).
- Oct 20, 2017deregistered — Johnson Helicopter Services Llc
Frequently asked
- Has N556MM been in an accident?
- Yes. N556MM appears in 1 NTSB accident record, the most recent in 2012.
- What kind of aircraft is N556MM?
- N556MM is a 2003 Robinson Helicopter Company R44 II (rotorcraft), serial number 10111.
The full N556MM report
$12 $29 launch pricing
- Full NTSB investigation narratives for all 1 record — the complete text, not just the cause line
- Pre-buy question list generated from this aircraft’s actual records
- Complete registration & deregistration timeline, print-ready
Instant access · no account · permanent link