N20MN — 1999 Parmelee M/parmelee N COZY MARK IV
Active registrationChecked against FAA & NTSB records · as of Jul 18, 2026
N20MN appears in 1 NTSB accident record (most recent 2024, no injuries). Registration and accident data compiled from public FAA and NTSB records as of Jul 18, 2026.
Aircraft record
- Serial number
- 425
- Manufacturer
- Parmelee M/parmelee N
- Model
- COZY MARK IV
- Year
- 1999
- Category
- Fixed wing single-engine
- Engine
- Lycoming 0-360-a1d
- Registration
- Active
- Registered to
- Richardson William L — Houston, TX
Accident & incident history
Maintenance personnel’s failure to properly torque the crankshaft idler gear hardware according to the engine manufacturer’s service instructions, which resulted in separation of the crankshaft idler gear’s fasteners and disengagement of the camshaft, crankshaft, and crankshaft idler gear and a subsequent total loss of engine power.
Registration timeline
Ownership and registration events for this airframe (the 1999 Parmelee M/parmelee N COZY MARK IV).
- Nov 3, 2022registered — Richardson William L
Frequently asked
- Has N20MN been in an accident?
- Yes. N20MN appears in 1 NTSB accident record, the most recent in 2024.
- What kind of aircraft is N20MN?
- N20MN is a 1999 Parmelee M/parmelee N COZY MARK IV (fixed wing single-engine), serial number 425.
- Who is N20MN registered to?
- N20MN is registered to Richardson William L of Houston, TX. Registration status: active.
The full N20MN report
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- 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
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