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Atlas / TCDS / A20WE

FAA · Type Certificate Data Sheet

TCDS A20WE

The Boeing Company

Historical Aircraft Large Airplane Rev 48 12/14/2011 drs.faa.gov ↗

Models covered (14)

Special Airworthiness Information Bulletins (8)

Advisory bulletins on these airframes. Not mandatory like ADs — but operators tracking AD compliance often miss the SAIB on the same component.

  • NM-07-27 Number nine main deck side cargo door latch back-up fitting
  • AIR-20-18 Flight Management Computing Software System
  • NM-20-07 Navigation - Glideslope System
  • NM-12-40 External Power System Connector
  • NM-09-27 Equipment/Furnishings: In-flight access to Class E cargo compartments
  • ANM-99-29
  • NM-14-20 Equipment/Furnishings: Cargo Compartments
  • NM-13-02 Air Conditioning: Air Distribution System

Special Conditions + ELOS findings

Certification-time deviations: SCs add requirements where the design is novel; ELOS allows alternative compliance. Most modern types have both.

  • SC 25-877-SC Special Conditions: The Boeing Company, Boeing Model 747-8 Series Airplane; Short-Term Occupancy of Lower Lobe During Flight and Installation of Stairway Between Main Deck and Lower-Lobe
  • SC 25-762-SC Special Conditions: The Boeing Company Model 747-8 Series Airplane; \nCertification of Cooktops
  • SC 25-594A-SC Special Conditions: The Boeing Company (Boeing) Model 747-8 Airplane, Dynamic Test Requirements for Single-Occupant, Oblique (Side- Facing) Seats, With or Without Airbag Devices or 3-Point Restraints
  • SC 25-722-SC Special Conditions: SWS Certification Services, Ltd., Boeing Model 747-8 Airplanes; Installation of an Overhead Passenger-Sleeping Compartment in the Main Deck
  • SC 25-606-SC Special Conditions: Associated Air Center, Boeing Model 747-8 Airplane; Shoulder-Belt Airbags for Side-Facing Seats
  • SC 25-589-SC Special Conditions: Boeing Model 747-8 Airplanes; Seats With Inflatable Lap Belts
  • SC 25-594-SC Special Conditions: Boeing Model 747-8, Dynamic Test Requirements for Single-Occupant, Oblique (Side-Facing) Seats With Airbag Devices
  • SC 25-586-SC Special Conditions: L-3 Communications Integrated Systems, Boeing Model 747-8 Series Airplanes; Therapeutic Oxygen for Medical Use
  • ELOS SA00753MC-T-S-1 Equivalent Level of Safety (ELOS) Finding for Flight Test Requirements for Effects on Pilot Compartment View
  • ELOS ST00708MC-T-F-1 Equivalent Level of Safety (ELOS) Finding for Vibration/Buffeting Compliance Criteria, Installation of Two Super High Frequency Ka Band SATCOM Antenna Systems on a Model 747-200B (E4B) Serial No. 20684 Airplane
  • ELOS ST00505MC-T-S-1 Flight Test Requirements for Effects on Pilot Compartment View
  • ELOS ST00363MC-T-F-1 INFORMATION: Equivalent Level of Safety (ELOS) Finding for Vibration/Buffeting Compliance Criteria, Radome Installed on a Boeing Model 747-200B (2G4B) airplane, FAA Project # ST00363MC-T
  • ELOS ST11231IB-T-F-1 Vibration/Buffeting Compliance Criteria, Ka-Band Satcom
  • ELOS ODA- GED-P250-F-1 Vibration/Buffeting Compliance Criteria, Large Antenna Installation
  • ELOS ST08495NY-T-F-1 Vibration/Buffeting Compliance Criteria, Large Antenna and Radome
  • ELOS 17T048-1-A-2 Vibration/Buffeting Compliance Criteria for a Gogo 2Ku Wi-Fi System Installations with a Large Antenna Radome

Certification basis — 14 CFR

The TCDS PDF on drs.faa.gov is the authoritative document for design-as-certified weight limits, performance, equipment, AD compliance times, and operating limitations. Open on drs.faa.gov ↗ DRS frequently breaks — when it does, the fleet view above and the cross-links below are usually what you actually need.