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Doors & Airframe

ATA Chapter 52/53 — N720AK Systems Reference

Overview

N720AK has two forward-opening gull-wing doors (pilot and co-pilot) and a rear baggage door. The doors use aftermarket latches and hardware from Planearound, with Aerosport low-profile exterior handles. The windshield and windows are Cee Bailey replacements.

Doors

Components

ComponentPart Number / SourceSupplierNotes
Door latchesNEW-180 (180° kit)PlanearoundReplaced stock Van’s latches
Door pinsSS angled + delrin guidesPlanearoundRV10DPG
Door strut bracketsDS2PlanearoundFor McMaster Carr door seal
Door seal (main)1120A411McMaster CarrPilot and co-pilot doors
Baggage door seal93085K67 (10’ length)McMaster Carr
Exterior handlesLow profileAerosport ProductsBoth doors
Door locksCam mechanismShared with baggage door, integrated with Planearound latches
Door gas strutsHold doors open

Door Operation

Windshield & Windows

ComponentSupplierNotes
WindshieldCee Bailey’s Aircraft PlasticsFull set — replaced Van’s stock
Pilot door windowCee Bailey’s
Co-pilot door windowCee Bailey’s
Left rear windowCee Bailey’s
Right rear windowCee Bailey’s
Window adhesiveLord 7545 A/EAerosport Products — two-part urethane
  • Material: Aircraft-grade acrylic (ASTM 4082), 0.250“ thickness for side glass
  • Tint: Available in light gray, light green, or clear (all FAA-approved for night flight)
  • Status: Cee Bailey’s was acquired by LP Aero Plastics in June 2025. Replacement parts available from LP Aero (sales@lpaero.com, 724-744-4448).
  • VAF thread: Cee Bailey’s RV-10 Products

Interior

Aerosport Products

N720AK uses a comprehensive set of Aerosport Products interior components:

ComponentStatusNotes
310 Instrument PanelInstalledCarbon fiber. See Avionics
Quad Arm RestInstalledCustom quadrant — throttle and prop only (no mixture lever, due to EFII)
Carbon Overhead ConsoleInstalledHouses 4 AeroVents, 2 map lights, GPS antennas
HeadlinerNot yet installed
Interior PanelsInstalled
Carpet SetInstalled
Door Sill CapsInstalled
SeatsInstalled
Low-Profile Door HandlesInstalledExterior, both doors
Interior Door Handle KitNot yet installed
Seat Lever KitInstalled
Belt & Headset HangerInstalled
Baffle Motor Mount CoversInstalledCarbon fiber. See Engine
AeroVents (x4)InstalledOverhead console — eyeball vents
Cup HoldersInstalled

Interior Paint

Sherwin Williams Jetflex.

Seats & Restraints

ComponentPart NumberSupplierNotes
Front seats (x2)—Aerosport Products
Front seatbelts (x2)Kam LockCrow4-point or 5-point?
Rear seatbelts (x2)Kam LockCrow
Sun visors (x2)R1930001Rosen Sunvisor SystemsAircraft Spruce P/N 13-05695. Purchased 2020-07-13, not yet installed.

Sun Visor Installation (TODO — Not Yet Installed)

Kit: Rosen R1930001 (Doc 9051-0193-001, Rev A) Source: Aircraft Spruce P/N 13-05695 (Order #14047456, 2020-07-13, $466)

Hardware included:

  • 4x #10-32 locknut (1032NLINS BLK)
  • 4x #10-32 x 3/4“ truss head screw (AN526C1032R12)
  • 4x #10 washer (AS-10)
  • 5/32“ and 9/64“ hex keys (for tension adjustment)

Installation summary:

  1. Position visor so top mounting hole is level with upper edge of side window
  2. Mounting hole centers 7/8“ from rear edge of door frame
  3. Drill #30 pilot hole, then expand to #12
  4. Insert truss head screws from outside door channel
  5. Mount visor base over screws, secure with washers and locknuts
  6. Torque to 25 lb-in
  7. Optional: RTV sealant around screw heads for moisture seal
  8. Adjust pivot tension with hex keys if needed (factory preset)
  9. Repeat for passenger side

Continued airworthiness: Periodically clean lenses (soft cloth, mild soap, or aviation windscreen cleaner — no abrasives). Periodically adjust pivot tensions.

Fairings & External Hardware

ComponentPart NumberSupplierNotes
Intersection fairings—RVBitsWing/fuselage intersection, main gear
Camloc kit (fairings)—Milspec ProductsFor fairing attachment
Fuel drain vent + fairings—JDAirCombo kit
Tiedown points—Wing and tail
Tow barBO-04M-RV10Aircraft Tool SupplySteel, powder coated, lifetime warranty. Fits RV-10/RV-14A nose wheel.
Cargo pod hardpoints—MotoPODInstalled; MotoPod not available (production ended). Manual in GDrive.

Heater & Ventilation

ComponentSupplierNotes
Heater bypass valvesPlane InnovationsControls cabin heat from engine exhaust muff
Tunnel access kitAirwardAccess to center tunnel wiring and plumbing
AeroVents (x4)Aerosport ProductsEyeball vents in overhead console
Eyeball air vents (x2)AV-1.25BSteinAir (Invoice 32015)
Map lights (x2)MAPLIGHT-R-24SteinAir

Vents: 4 Aerosport AeroVents in the overhead console + 2 SteinAir AV-1.25B eyeball vents in the instrument panel = 6 total.

Wingtip Attachment

Wingtips attach via piano hinge modification — they can be removed entirely for maintenance access to wing internals, lights, and pitot plumbing. See Lighting for wingtip light details.

Inspection & Maintenance

References