Mcdonnell Douglas DC-8-73 incident near Chicago, Illinois, June 18, 1984
On June 18, 1984 at about 3:30 pm local time, a Mcdonnell Douglas DC-8-73, registered N4867T, suffered minor damage in an incident near Chicago, Illinois (O'Hare Iap airport). It was a positioning flight under general aviation rules (Part 91). No one was hurt; 3 people were on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
The NTSB has not yet published a probable cause for this incident. Investigations usually take one to two years; this page updates when the final report is released.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- June 18, 1984 · about 3:30 pm local time
- Place
- Chicago, Illinois · O'Hare Iap
- Type
- Incident
- Injuries
- No one was hurt; 3 people were on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Mcdonnell Douglas DC-8-73
- Registration
- N4867T · no longer on the register · serial 46090
- Damage
- Minor damage
- Flight
- Positioning flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
DURING DESCENT, FLT ENGINEER NOTICED THE HYDRAULIC FLUID LEVEL WAS LOW. ACFT LANDED WITH LOCKED BRAKES ON ALL 4 WHEELS OF THE RT MAIN GEAR AND ALL 4 TIRES WERE BLOWN OUT. TWO HYDRAULIC LINE FITTINGS ON THE RUDDER HYDRAULIC BOOSTER PACKAGE WERE FOUND TO BE THE SOURCE OF THE HYDRAULIC FLUID LOSS. THE ANTI-SKID CONTROL BOX WAS FOUND TO BE OUT OF SPECIFICATIONS.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: airline transport pilot
- Ratings: multi-engine land; instrument: airplane
- Medical certificate: Unknown
- Seat: left
The aircraft
- Last inspection: inspection type not recorded
- Maximum gross weight: 335,800 lb
- Seats: 152
- Landing gear: retractable
- Engine: Ge CFM-58 (turbofan); 0 hours total
The flight
- Departed from: FRF Chicago IL
- Flight plan: IFR
- Runway 27, 10,141 ft by 150 ft
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 260° at 20 knots
- Sky: clear
- Temperature: 79°F (26°C), dew point 0°F (-18°C)
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 3 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.