# Douglas DC-8 - Type: Aircraft model (FAA registry) - Registry code: 3021901 - Manufacturer (registry): DOUGLAS - Model: DC-8 - Aircraft type: Fixed wing multi engine - Category: Airplane - Engines: 4 · Turbo-jet - Seats: 152 - Weight class: 20,000 lb and over - Cruise speed: 444 mph - Certification: Type certificated - Data sheet: [TCDS 4A25](https://openairdocs.org/tcds/4A25) (OpenAirDocs) - Holder: The Boeing Company - Registered aircraft: 0 - Page: https://openairdocs.org/model/douglas-dc-8 Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker. ## ADs that may apply (OpenAirDocs) Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment. Historical (superseded or no longer in force): - [AD 2000-13-03](https://openairdocs.org/ad/2000-13-03) (historical): Main Deck Cargo Door · McDonnell Douglas DC-8 Series with STC SA1063SO. Effective Aug 1, 2000 - [AD 2000-09-01](https://openairdocs.org/ad/2000-09-01) (historical): Main Deck Cargo Door · McDonnell Douglas DC-8 Series with STC SA1802SO or SA421NW. Effective Jun 7, 2000 - [AD 93-09-10](https://openairdocs.org/ad/93-09-10) (historical): Main Landing Gear Brakes · McDonnell Douglas DC-8 Series (all). Effective Jun 21, 1993 - [AD 93-01-15](https://openairdocs.org/ad/93-01-15) (historical): Inspection Program Revision · McDonnell Douglas DC-8 Series (all). Effective Feb 26, 1993 - [AD 92-27-06](https://openairdocs.org/ad/92-27-06) (historical): Rudder Pedals Controls · McDonnell Douglas DC-8 Series (all). Effective Jan 22, 1993 - [AD 89-14-02](https://openairdocs.org/ad/89-14-02) (historical): Rudder Pedal Bracket · McDonnell Douglas DC-8 Series (all), DC-9-80 Series (all), DC-9 Series (all) and 1 more. Effective Jul 5, 1989 - [AD 86-20-08](https://openairdocs.org/ad/86-20-08) (historical): Inspect Wing Spar Cap · McDonnell Douglas DC-8 Series (all). Effective Oct 20, 1986 ## Registered aircraft None registered with this model now. ## NTSB investigations (3) From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. - [NTSB UNK64X0687](https://openairdocs.org/ntsb/UNK64X0687), Feb 25, 1964: Douglas DC-8 (N8607), New Orleans, LA, destroyed, 58 fatal - [NTSB MIA64I0081](https://openairdocs.org/ntsb/MIA64I0081), Feb 17, 1964: Douglas DC-8B (N8607), San Juan, PR, incident, minor damage - [NTSB UNK64X0554](https://openairdocs.org/ntsb/UNK64X0554), Feb 13, 1964: Douglas DC-8 (N8604), San Juan, PR, incident, no damage ## FAA accident and incident reports None matched to aircraft with this model. ## Service difficulty reports (74, newest 50) As reported by operators and repair stations, by the model named in the report. - [SDR 2021FA0000323](https://openairdocs.org/sdr/2021FA0000323), Nov 4, 2021: RIB. CRACKED. L/H WING O/B LOWER RIB IS CRACKED AT STA. XFS.= 622.500, REF. NRC B000111 - [SDR NQ3R20150219001](https://openairdocs.org/sdr/NQ3R20150219001), Feb 17, 2015: BETA SWITCH. INTERMITTENT. THE BETA SWITCH IS INSTALLED IN THE HS PROPELLER CONTROL UNIT, PN 782490-50 AND FITTED TO ACFT THAT ILLUMINATES A BETA LIGHT AND WILL ACTIVATE THE AUTO FEATHER - [SDR IU6R201206123572](https://openairdocs.org/sdr/IU6R201206123572), Jun 12, 2012: HOUSING. CRACKED. VALVE BROKEN AND CRACKED, PIN HOLE FOUND ON HOUSING. - [SDR IXX2008F00092](https://openairdocs.org/sdr/IXX2008F00092), Sep 3, 2008: FAN. DEFECTIVE. AFTER LANDING, DURING TAXI IN THE CREW DETECTED AN ODOR OF SMOKE. THE CREW TURNED OFF RT RECIRCULATION FAN THE ODOR WENT AWAY. MAINT DEFERRED RT RECIRCULATION F - [SDR 2007FA0000708](https://openairdocs.org/sdr/2007FA0000708), Aug 13, 2007: LOCK. MALFUNCTIONED. NOTIFY BY AIR SECURITY REPORT THAT OUR COCKPIT LKD SYSTEM INFORMS US ONLY IF IT'S ARMED OR NOT, BUT NOT IF THE DOOR IS CORRECTLY CLOSED AND LOCKED. DURING ONE O - [SDR IXXA06SMN243S](https://openairdocs.org/sdr/IXXA06SMN243S), Jul 28, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION FOUND RIGHT HAND HORIZONTAL STABILIZER OUTBOARD LEADING EDGE WITH NON STANDARD REPAIR FROM STATION XFS 272.150 TO STATION XFS - [SDR IXXA06SMN242S](https://openairdocs.org/sdr/IXXA06SMN242S), Jul 28, 2006: SKIN. DENTED. DURING ROUTINE C-CHECK INSPECTION FOUND RT HORIZONTAL STABILIZER OB LEADING EDGE DENTED FROM STA XFS222.500, TO STA XFS241.250. REMOVED FASTENERS IAW SRM 51-1-2 - [SDR IXXA06SMN240S](https://openairdocs.org/sdr/IXXA06SMN240S), Jul 28, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION FOUND RT HORIZONTAL STABILIZER IB LEADING EDGE WITH NON STANDARD REPAIR BETWEEN STATIONS XFS. 172.500, AND STATION 178.750. RE - [SDR IXXA06SMN239S](https://openairdocs.org/sdr/IXXA06SMN239S), Jul 21, 2006: SKIN. DENTED. DURING ROUTINE C-CHECK INSPECTION FOUND RT HORIZONTAL STABILIZER IB LEADING EDGE DENTED BETWEEN STA XFS103.750 AND STA XFS128.750. REMOVED FASTENERS. REMOVED DA - [SDR IXXA06SMN237S](https://openairdocs.org/sdr/IXXA06SMN237S), Jul 21, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION FOUND LEFT HAND HORIZONTAL STABILIZER OUTBOARD LEADING EDGE WITH NON STANDARD REPAIR FROM STATION XFS 178.750 TO STATION XFS 1 - [SDR IXXA06SMN235S](https://openairdocs.org/sdr/IXXA06SMN235S), Jul 21, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION FOUND LT WING SLOT VANE SKIN HAS NON STANDARD REPAIR AT STATION XOLDO 66. REMOVED EXISTING REPAIR IAW SRM 51-1-21, SRM 51-3-0. - [SDR IXXA06SMN238S](https://openairdocs.org/sdr/IXXA06SMN238S), Jul 21, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION FOUND LT HORIZONTAL STABILIZER IB LEADING EDGE WITH NON STANDARD REPAIR FROM STATION XFS 110.000 TO STATION XFS 116.250. REMOV - [SDR IXXA06SMN236S](https://openairdocs.org/sdr/IXXA06SMN236S), Jul 21, 2006: SKIN. MISREPAIRED. DURING C-CHECK, FOUND LT WING SLOT VANE SKIN WITH NON STANDARD REPAIR AT STATION XILD 42. REMOVED NON STANDARD REPAIR. TRIMMED OUT DAMAGED AREA. PERFORMED NDT I - [SDR IXXA06SMN234S](https://openairdocs.org/sdr/IXXA06SMN234S), Jul 21, 2006: SKIN. MISREPAIRED. DURING ROUTINE C-CHECK INSPECTION, FOUND LEFT WING SLOT VANE SKIN HAS NON STANDARD REPAIR AT STATION, SOLDO 6.224. REMOVED NON STANDARD REPAIR. TRIMMED OUT DAMA - [SDR IXXA06SMN233S](https://openairdocs.org/sdr/IXXA06SMN233S), Jul 21, 2006: SKIN. CORRODED. DURING ROUTINE C-CHECK INSPECTION, FOUND LEFT WING LEADING EDGE UPPER SKIN CORRODED, AT STATION XF 566.250. REMOVED FASTENERS IAW DC-8 SRM 51-1-21. REMOVED CORR - [SDR IXXA06SMN232S](https://openairdocs.org/sdr/IXXA06SMN232S), Jul 21, 2006: REPAIR. IMPROPER. DURING ROUTINE C CHECK INSPECTION, LT WING L/E HAS NON STANDARD REPAIR, XFS 544.000 - XFS 560.000. - [SDR IXXA06SMN229S](https://openairdocs.org/sdr/IXXA06SMN229S), Jul 21, 2006: SKIN. CRACKED. DURING ROUTINE C CHECK INSPECTION, RT WING - PNEU HOLE LWR SKIN CRACKED ¾ APPROX XFS 597.500. - [SDR IXXA06SMN226S](https://openairdocs.org/sdr/IXXA06SMN226S), Jul 21, 2006: SKIN. CORRODED. DURING ROUTINE C CHECK INSPECTION, EXTERNAL FUSELAGE SKIN CORRODED BETWEEN STA 902.000 L11 AND L12R. - [SDR IXXA06SMN227S](https://openairdocs.org/sdr/IXXA06SMN227S), Jul 21, 2006: SKIN. CORRODED. DURING ROUTINE C CHECK INSPECTION, LT WING.- OTBD VANE T/E CORRODED AND CRACKED, XOLDI 6.224. - [SDR IXXA06SMN231S](https://openairdocs.org/sdr/IXXA06SMN231S), Jul 21, 2006: REPAIR. IMPROPER. DURING ROUTINE C CHECK INSPECTION, RT WING. - OTBD L/E EXTERNAL SECTION WITH NON STANDARD REPAIR XFS 872.000 - XFS 885.000. - [SDR IXXA06SMN230S](https://openairdocs.org/sdr/IXXA06SMN230S), Jul 21, 2006: REPAIR. IMPROPER. DURING ROUTINE C CHECK INSPECTION, RT WING.- OTBD L/E EXTERNAL PART NON STANDARD REPAIR WITH CHERRY MAX; XFS 603.750 XFS 610.000. - [SDR IXXA06SMN218S](https://openairdocs.org/sdr/IXXA06SMN218S), Jul 7, 2006: SKIN. CORRODED. DURING ROUTINE C CHECK INSPECTION, RT OTBD AILERON LWR SKIN CORRODED, XA 752.000 - XA 678.000. - [SDR IXXA06SMN217S](https://openairdocs.org/sdr/IXXA06SMN217S), Jul 7, 2006: SKIN. CRACKED. DURING ROUTINE C CHECK INSPECTION, 'LT CTR L/E EXTERNAL PLATING SKIN CORRODED, CRACKED 1"; XOLDI 6.22 - XW 408.000. - [SDR IXXA06SMN216S](https://openairdocs.org/sdr/IXXA06SMN216S), Jul 7, 2006: SKIN PANEL. DELAMINATED. DURING ROUTINE C CHECK INSPECTION, LT WING INBD FLAP PANEL UPPER SKIN DELAMINATED AND HOLES ELONGATED, XW 2.000. - [SDR IXXA06SMN214S](https://openairdocs.org/sdr/IXXA06SMN214S), Jul 7, 2006: SKIN. CORRODED. DURING ROUTINE C CHECK INSPECTION, LT WING T/E UPPER EXTERNAL SKIN CORRODED ON SOME AREAS STA XRS 74.000. - [SDR IXXA06SMN215S](https://openairdocs.org/sdr/IXXA06SMN215S), Jul 7, 2006: SKIN. CORRODED. DURING ROUTINE C CHECK INSPECTION FOUND LEFT HAND WING AILERON UPPER SKIN WITH SPOTS OF CORROSION FROM STATION XA 737.000 TO STATION XA 767.000. PERFORMED MAJOR - [SDR IXXA05SMN195S](https://openairdocs.org/sdr/IXXA05SMN195S), Sep 22, 2005: SKIN. CRACKED. DURING ROUTINE C CHECK INSPECTION, LT WING IB AILERON UPPER PLATING CRACKED 1, XA 502.000 PERFORMED MAJOR REPAIR IAW SRM 57-7-0 FIG 1, SRM 57-8-1 FIG 1, EO SEMA - [SDR ASMF200501013](https://openairdocs.org/sdr/ASMF200501013), Jan 19, 2005: COMPRESSOR WHEEL. DAMAGED. DURING TRANSIT CHECK WERE DETECTED 15 BLADES OF LEFT ENGINE DAMAGED BY FOD. ONE BLADE HAD 0.25 DEPTH AND 7.25 FORM THE BLEED ROOT. AIRCRAFT WAS SENT TO THE HANG - [SDR 2002FA0000163](https://openairdocs.org/sdr/2002FA0000163), Jan 14, 2002: WHEEL. CRACKED. DC8, MAIN WHEEL ASSEMBLY, NON DESTRUCTIVE TESTING INSPECTION SHOWED CRACK INDICATION AT TUBE WELL AREA. - [SDR 2002FA0000162](https://openairdocs.org/sdr/2002FA0000162), Jan 14, 2002: WHEEL. CRACKED. DC8, MAIN WHEEL ASSEMBLY, NON DESTRUCTIVE TESTING INSPECTION SHOWED HI-CONDUCTIVITY. - [SDR 2001FA0000465](https://openairdocs.org/sdr/2001FA0000465), Oct 12, 2001: WHEEL. CRACKED. NON DESTRUCTIVE TESTING INSPECTION SHOWED CRACK INDICATION AT BASE OF THE VALVE. - [SDR NAFA2001001](https://openairdocs.org/sdr/NAFA2001001), Feb 22, 2001: CYLINDER. CRACKED. FEATHERED NR 2 ENGINE DUE TO CYLINDER FAILURE. REMOVED AND REPLACED THE NR1 CYLINDER ON THE NR 2 ENGINE. - [SDR 20001129SH005](https://openairdocs.org/sdr/20001129SH005), Nov 13, 2000: WHEEL. CRACKED. NDT INSPECTION FOUND CRACK INDICATION AT SPOKE AREA. (X) - [SDR ARWA0001101](https://openairdocs.org/sdr/ARWA0001101), Nov 13, 2000: BALLAST. FAILED. DURING FLIGHT FROM PANAMA TO MIAMI ON CRUISE; SMOKE WAS NOTICED IN THE COCKPIT FOR A FEW SECONDS, COMING FROM THE F/O''S LOWER RT QUADRANT. REMOVED AND REPLACED - [SDR 20001031SH025](https://openairdocs.org/sdr/20001031SH025), Oct 16, 2000: WHEEL. CORRODED. NOSE WHEEL ASSY HEAVILY CORRODED AT BEAD SEAT AREA. ALSO, BOLT HOLES AREA HEAVILY CORRODED. (X) - [SDR 20000808SH009](https://openairdocs.org/sdr/20000808SH009), Jul 28, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AT BEAD SEAT AREA. (X) - [SDR 20000811SH008](https://openairdocs.org/sdr/20000811SH008), Jul 27, 2000: WHEEL. DAMAGED. VISUAL INSPECTION SHOWED DAMAGE BEYOND LIMITS AT LOCK RING RETENTION AREA. (X) - [SDR 20000728SH007](https://openairdocs.org/sdr/20000728SH007), Jul 17, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AROUND BOLT HOLE AREA. (X) - [SDR 20000712SH022](https://openairdocs.org/sdr/20000712SH022), Jun 23, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AT SPOKE AREA. - [SDR 20000621SH014](https://openairdocs.org/sdr/20000621SH014), Jun 7, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AT BEAD SEAT AREA. (X) - [SDR 20000619SH018](https://openairdocs.org/sdr/20000619SH018), Jun 6, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AT TUBEWELL AREA. (X) - [SDR 20000615SH005](https://openairdocs.org/sdr/20000615SH005), Jun 2, 2000: WHEEL. UNSERVICEABLE. NDT INSPECTION SHOWED CRACK INDICATION AT SPOKE AREA. (X) - [SDR 20000615SH006](https://openairdocs.org/sdr/20000615SH006), May 31, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATION AT SPOKE AREA. (X) - [SDR 20000613SH022](https://openairdocs.org/sdr/20000613SH022), May 30, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICTION AT BEAD SEAT AREA. (X) - [SDR 20000602SH012](https://openairdocs.org/sdr/20000602SH012), May 25, 2000: WHEEL. CRACKED. NDT INSPECTION SHOWED CRACK INDICATIONS AT SPOKE AREA. (X) - [SDR CALA0000647](https://openairdocs.org/sdr/CALA0000647), May 9, 2000: SKIN. DENTED. INSPECTION FOUND EXTERNAL FUSELAGE SKIN DENTED AT FS 282 BETWEEN LONGERON 22L AND 23L. A DOUBLER WAS INSTALLED IAW SRM 53-04 FIGURE 38, 51-10-11, AND 51-10-3. - [SDR CALA0000646](https://openairdocs.org/sdr/CALA0000646), May 9, 2000: SKIN. DENTED. INSPECTION FOUND RT EXTERIOR FUSELAGE SKIN DENTED AT STA 332, L20R AND AT STA 370, L21L TO 22L. THE AREAS WERE REPAIRED IAW SRM 53-04 FIGURE 38, 51-30-2, 51-10- - [SDR 20000517SH016](https://openairdocs.org/sdr/20000517SH016), May 4, 2000: WHEEL. DAMAGED. VISUAL INSPECTION SHOWED DAMAGE BEYOND LIMITSON SEALING SURFACE AREA. (X) - [SDR 20000517SH015](https://openairdocs.org/sdr/20000517SH015), May 4, 2000: WHEEL. DAMAGED. VISUAL INSPECTION SHOWED DAMAGE BEYOND LIMITS ON SEALING SURFACE AREA. (X) - [SDR 20000515SH032](https://openairdocs.org/sdr/20000515SH032), May 3, 2000: WHEEL. UNSERVICEABLE. ****NO TEXT**** ***I''''M DOING TEXT****INBOARD HALF OF MAIN WHEEL ASSY AT SPOKE AREA UNSERVICEABLE. OUTBOARD HALF OF MAIN WHEEL ASSY, SN B6029. (X) All 74: https://openairdocs.org/model/douglas-dc-8/reports.md ## STCs that may be installed (OpenAirDocs) (50) Approved for this model: the STC's model list names it on its data sheet, or a series that includes it. In force first, then newest. The registry doesn't record which STCs an aircraft has. - [STC SA2534SW-D](https://openairdocs.org/stc/SA2534SW-D): Replacement of Switch assembly Int'l Inflatables Co. P/N 68748, with DME Corp. P/N L-140 in emergency evacuation slide lighting system. Astronics Luminescent Systems Inc - [STC SA2539SW-D](https://openairdocs.org/stc/SA2539SW-D): Replacement of light assembly, International Inflatables Co. P/N68555-1 with DME Corp. EL-104, EL-104A, and EL-104B in emergency slide lighting system. Astronics Luminescent Systems Inc - [STC SA863EA](https://openairdocs.org/stc/SA863EA): Incorporation of DME Corporation emergency evacuation slide lighting system. Astronics Luminescent Systems Inc - [STC SA3421NM](https://openairdocs.org/stc/SA3421NM): Installation of Hughes-Avicom video entertainment system. Burrana Inc - [STC ST01220AT](https://openairdocs.org/stc/ST01220AT): Installation of a Dual Trimble Model TNL-8100 Global Positioning System. Avionics Group Inc - [STC ST01004NY](https://openairdocs.org/stc/ST01004NY): Installation of cargo restraint straps. Airline Container Manufacturing Co Inc - [STC ST01188LA](https://openairdocs.org/stc/ST01188LA): Installation of upper and lower red anti-collision light. Responsible ACO is Los Angeles, NM-L. BF Goodrich Aerospace - [STC ST09534SC](https://openairdocs.org/stc/ST09534SC): Installation of the ARINC 542A DFDR 18 sensor upgrade. Aircraft Systems & Mfg - [STC ST01079AT](https://openairdocs.org/stc/ST01079AT): Installation of global positioning system monitoring unit. ARINC Inc - [STC SA1327NM](https://openairdocs.org/stc/SA1327NM): Installation of heavy duty Universal pallet system. (DC-8 series refer to PEMCO engineers index list PDC-8). Pemco Engineers Inc - [STC ST179CH](https://openairdocs.org/stc/ST179CH): Installation of cargo container curtain. Plastic Composites Corp - [STC ST00625AT](https://openairdocs.org/stc/ST00625AT): Installation of a Trimble TNL-8100 GPS navigation system. Rich Intl Airways - [STC ST00541AT](https://openairdocs.org/stc/ST00541AT): Installation of a Fairchild expanded parameters, digital fight data recorder, VGA surge protectors. (DC-8 SERIES 50 and 60). VGA, Inc - [STC ST00018AT](https://openairdocs.org/stc/ST00018AT): This modification will allow installation of a wing to body fairing panels, fuselage station 826.44 to fuselage station 911.88. TIMCO - [STC SA8689SW](https://openairdocs.org/stc/SA8689SW): Installation of a dual Trimble Model TNL-7900 Omega/VLF/GPS Navigation System. ASM, Inc - [STC SA8333SW](https://openairdocs.org/stc/SA8333SW): Installation of Safe Flight 6502-1 reactive windshear warning system. ASM, Inc - [STC SA2728WE](https://openairdocs.org/stc/SA2728WE): Incorporation of Holcombe Industries HI-LITE SYSTEM P/N 50-1001 for emergency evacuation slide lighting. (707 AIRPLANES EQUIPPED WITH BOEING P/N 65-11685 AND 65-68862 FORWARD THRUST REVERSER DOORS). Maravia Corp of Idaho - [STC SA1258EA](https://openairdocs.org/stc/SA1258EA): Installation of Cosco model78-( ) child restraint system. (172M S/N 17263459 - 17267584). Miller Stuart R - [STC SA1273SO](https://openairdocs.org/stc/SA1273SO): Installation of Aero Systems CD-3000 fuel management computer system. (DC-8 series EQUIPPED WITH ARINC 599 SERIES OMEGA). Airlift Intl Inc - [STC SA928WE](https://openairdocs.org/stc/SA928WE): Installation of replacement safety belt assemblies. Rocket Jet/ARD Division - [STC SA2318WE](https://openairdocs.org/stc/SA2318WE): Installation of emergency exit lights. Intl Inflatables Co - [STC SA45SO](https://openairdocs.org/stc/SA45SO): Life rafts M6861-100. Pan American World Airways, Inc - [STC SA3-666](https://openairdocs.org/stc/SA3-666): Reduction of the rated cargo capacity of the cargo bin from 2420 to 2050 pounds. (Installs a removable, track mounted movable cargo bin). Northwest Airlines Inc - [STC SA3-603](https://openairdocs.org/stc/SA3-603): Installation of removable, track mounted cargo bin. Northwest Airlines Inc - [STC SA1347WE](https://openairdocs.org/stc/SA1347WE): Galley 100 and 200 at fuselage stations 447.75 to 490, and1385.5 to 1416. Dale Engr & Dev Inc - [STC SA176SO](https://openairdocs.org/stc/SA176SO): Auxiliary galley. Eastern Airlines Inc - [STC SA1783WE](https://openairdocs.org/stc/SA1783WE): Installation of underseat baggage restraint system. Air Logistics Corporation - [STC SA1796WE](https://openairdocs.org/stc/SA1796WE): Installation of underseat baggage restraint system. Air Logistics Corporation - [STC SA194SO](https://openairdocs.org/stc/SA194SO): Passenger seating and cabin interior. National Airlines Inc - [STC SA286SO](https://openairdocs.org/stc/SA286SO): Gables G-1340B instrument warning system. National Airlines Inc - [STC SA306SO](https://openairdocs.org/stc/SA306SO): Forward lounge compartment configuration change. Delta Airlines Inc - [STC SA343SO](https://openairdocs.org/stc/SA343SO): Cockpit voice recorder. Delta Airlines Inc - [STC SA350SO](https://openairdocs.org/stc/SA350SO): Galleys 1 and 4. Capitol Airways Inc - [STC SA359SO](https://openairdocs.org/stc/SA359SO): Seat belt attachment. Delta Airlines Inc - [STC SA370SO](https://openairdocs.org/stc/SA370SO): Single radio altimeter. Delta Airlines Inc - [STC SA373SO](https://openairdocs.org/stc/SA373SO): Installation of remote accelerometer and mount assembly for DC-8 flight recorder. Delta Airlines Inc - [STC SA380SO](https://openairdocs.org/stc/SA380SO): Installation of stretcher assembly. Delta Airlines Inc - [STC SA4-1026](https://openairdocs.org/stc/SA4-1026): Forward lounge. Burns Aero Seat Co Inc - [STC SA52SO](https://openairdocs.org/stc/SA52SO): Life rafts 6924-100. Pan American World Airways Inc - [STC SA543EA](https://openairdocs.org/stc/SA543EA): cockpit voice recorder. Overseas National Airways - [STC SA544WE](https://openairdocs.org/stc/SA544WE): Interior arrangements. Trans Intl Airlines - [STC SA545WE](https://openairdocs.org/stc/SA545WE): Interior arrangements. Trans Intl Airlines - [STC SA55SO](https://openairdocs.org/stc/SA55SO): B-500-2 oil separator. Air Carrier Eng Service Inc - [STC SA582WE](https://openairdocs.org/stc/SA582WE): Aileron power system modification to incorporate a flexible hose. Pan American World Airways Inc - [STC SA602SO](https://openairdocs.org/stc/SA602SO): Dual Collins AL-101 radio altimeter system. Eastern Airlines Inc - [STC SA69EA](https://openairdocs.org/stc/SA69EA): Brown line 21105-51 stretcher kit in passenger compartment. Pan American World Airways Inc - [STC SA70SO](https://openairdocs.org/stc/SA70SO): Deactivation of center wing and forward auxiliary fuel tanks. National Airlines Inc - [STC SA77EA](https://openairdocs.org/stc/SA77EA): SP-30 autopilot modification to allow manual pitch operation while maintaining automatic roll and yaw control. Pan American World Airways Inc - [STC SA94SO](https://openairdocs.org/stc/SA94SO): WN233-102 and WN333-101 passenger seats. Aerosmith Products Corporation - [STC SA994WE](https://openairdocs.org/stc/SA994WE): Rain repellent system. Jay- Dee Aircraft Supply Co --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.