ST01174CHAvionics
Installation of UPS Aviation Technologies ADS-B provisions and Honeywell Mode-S System.
FAA holder: Amphenol Cable and Interconnect Technologies, Inc.
Aircraft STC directory
McDonnell Douglas DC-8-55 STCs
The Jun 30, 2026 FAA DRS snapshot contains 25 selected supplemental type certificates with status Current whose public applicability data names the McDonnell Douglas DC-8-55. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
25
listed Current at snapshot
12
holder directories
7
modification categories
Feb 17, 2025
latest recorded revision
Modification demand surface
Other aircraft modifications7
Cabin and interiors6
Avionics4
Cargo and special mission4
Aircraft structures2
Fuel systems1
Aircraft performance1
Recorded holders
National Aircraft Service Inc6Aeronautical Engineers, Inc4ABX Air Incorporated3Aircraft Systems & Mfg2Amphenol Cable and Interconnect Technologies Inc.1Kosola & Associates Inc1FFC Manufacturing1Honeywell International Inc1Structural Integrity Engineering1EAD Inc.1Saint-Gobain Performance Plastics Corp1General Aerospace Inc1
Recently revised DC-8-55 STCs
Showing the 25 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA1511GLOther aircraft modifications
Installation of Type "C" containers.
FAA holder: ABX Air Incorporated
SA1462GLCargo and special mission
Installation of ABX Cargo Handling System.
FAA holder: ABX Air Incorporated
ST369CHAvionics
Approve autopilot and/or flight director coupled approach with 35 landing flap selection.
FAA holder: ABX Air Incorporated
SA1063SOCargo and special mission
Installation of forward cargo door.
FAA holder: Aeronautical Engineers Inc
SA794SOCargo and special mission
Installation of a cargo pallet loading and restraint system.
FAA holder: Aeronautical Engineers, Inc
SA2082SOAircraft structures
Installation of fuselage window plugs.
FAA holder: Kosola & Associates Inc
ST02540AT-D (2)Fuel systems
Installation of replacement fuel tank sealant system.
FAA holder: FFC Manufacturing
ST01380ATOther aircraft modifications
Installation of QTV Stage 3 Plus Hushkit.
FAA holder: Quiet Technology Venture Ltd
SA1076NEOther aircraft modifications
Installation of Aerofex livestock carrier P/N TS-QA-400 platform and panel system using size A or size M Class II pallet.
FAA holder: Equine Air Transport Systems LLC
ST127CHOther aircraft modifications
Installation of strobe upper anticollision light, P/N 30-1585-1.
FAA holder: Honeywell International Inc.
ST01791CHAircraft structures
Install reinforced flightdeck door and venting system as defined in Drawing List FDS-DL16 latest FAA approved revision per Cockpit Door System Installation Manual FDS-16 latest FAA approved revisions.
FAA holder: National Aircraft Service Inc
ST01181LACargo and special mission
Installation of modifications to the 9-G rigid barrier, cargo door surround structure and other attendant modifications.
FAA holder: Structural Integrity Engineering
ST09247SCAvionics
Installation of dual Universal UNS-1D FMS/GPS navigation systems.
FAA holder: Aircraft Systems & Mfg
ST01163CHOther aircraft modifications
Installation of an AlliedSignal CAS67A traffic alert and collision avoidance system (TCAS II).
FAA holder: EAD Inc.
ST01631CHCabin and interiors
Installation of a vent door in a main cabin window of DC-8 airplanes modified with a Cargo Door per STC SA1832SO.
FAA holder: National Aircraft Service Inc
SA1296GLOther aircraft modifications
Installation of Norton Radome kit No. 4784CX.
FAA holder: Saint-Gobain Performance Plastics Corp
ST09336SCAircraft performance
Installation of Innovative System and Support, Inc, Altitude Control System (ACS), Digital Air Data Computer, Altimeter, Airspeed Indicator, and Altitude Alerter.
FAA holder: Aircraft Systems & Mfg
ST01253CHOther aircraft modifications
Installation of a Pneumatic Air Cycle system.
FAA holder: National Aircraft Service Inc
ST01866ATAvionics
Installation of a Collins Traffic Alert and Collision Avoidance System, along with a Dual Mode-S transponder.
FAA holder: General Aerospace, Inc
ST01244CHCabin and interiors
Install National Aircraft Service, Inc., Vent Door System in a main cabin window of DC-8 airplanes modified with a Cargo Door per STC SA1063SO.
FAA holder: National Aircraft Service Inc
ST01245CHCabin and interiors
Install National Aircraft Service, Inc., Vent Door System in a main cabin window of DC-8 airplanes modified with a Cargo Door per STC SA1862SO or ST00309AT.
FAA holder: National Aircraft Service Inc
ST01116CHCabin and interiors
Install National Aircraft Service vent door system in a main cabin window of DC-8 airplanes modified with STC SA1802SO and SA421NW.
FAA holder: National Aircraft Service Inc