STC SH3899NM
FAA DRS lists SH3899NM as Current · Reissued, held by Dart Aerospace USA Inc., for Bell Helicopter Textron (Canada) 206L-4, Bell Helicopter Textron (Canada) 206L-3, and Bell Helicopter Textron (Canada) 206L-1, and 3 more aircraft configurations. Recorded change: Installation of cabin accessory steps. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of cabin accessory steps.
SH3899NM identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.
Applicability
Aircraft named in FAA DRS
Named aircraft: Bell Helicopter Textron (Canada) 206L-4, Bell Helicopter Textron (Canada) 206L-3, and Bell Helicopter Textron (Canada) 206L-1, and 3 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Bell Helicopter Textron (Canada) 206L-4 and Bell Helicopter Textron (Canada) 206L-3, and 4 more aircraft configurations model, serial range, and configuration?
- 02Which layout, materials, flammability evidence, and weight changes apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related cabin and interiors STCs
Cabin configuration changed to accommodate 40 first class and 230 coach passengers. Crew rest facility located forward of Door 2RH and closet located at Door 2LH removed.
FAA holder: United Airlines Inc
Cabin configuration changed to accommodate 40 F.C. and 245 coach passengers. Coat closet installed aft of LH & RH Door 1.
FAA holder: United Airlines Inc
Relocation of lower lobe galley to main deck and conversion of lower lobe galley into cargo compartment. Seating arrangement reconfigured from 40F/214Y to 28F/259Y.
FAA holder: United Airlines Inc