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Aircraft structures

STC SH4476NM

FAA DRS lists SH4476NM as Current · Reissued, held by Air Methods Corporation, for Eurocopter Deutschland GmbH MBB-BK 117 A-1, Eurocopter Deutschland GmbH MBB-BK 117 A-3, and Eurocopter Deutschland GmbH MBB-BK 117 B-1. Recorded change: Installation of composite subfloor assembly attached to existing aircraft floor. Snapshot dated June 30, 2026.

FAA-listed holder
Air Methods Corporation
Aircraft configurations
3
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of composite subfloor assembly attached to existing aircraft floor.

SH4476NM 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: Eurocopter Deutschland GmbH MBB-BK 117 A-1, Eurocopter Deutschland GmbH MBB-BK 117 A-3, and Eurocopter Deutschland GmbH MBB-BK 117 B-1. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Eurocopter Deutschland GmbH MBB-BK 117 A-1H13EUEurocopter Deutschland GmbH MBB-BK 117 A-3H13EUEurocopter Deutschland GmbH MBB-BK 117 B-1H13EU

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Eurocopter Deutschland GmbH MBB-BK 117 A-1 and Eurocopter Deutschland GmbH MBB-BK 117 A-3, and 1 more aircraft configuration model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?

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