Mattison MAC 300 UNREG

Summary

On 6 July 1983 at about 00:15 local time, a Mattison MAC 300 registered UNREG was involved in an accident near Brewster, Kansas, United States. One person was on board and one was seriously injured. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

6 July 1983 at 00:15

Classification

Accident

Location

Brewster, Kansas, United States

Nearest airport

Hutton (5KSO)

Coordinates

39.3596, -101.3698

Aircraft

Mattison MAC 300

Registration

UNREG

Category

Ultralight

Engines

1

Operator

Not recorded

Operating rule

Part 103: Ultralight

Purpose of flight

Personal

Phase of flight

Not recorded

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

MKC83FU004

1 person was seriously injured.

The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.

Nothing about the cause is stated here that is not in the source record.

Read the full NTSB narrative

THE ULTRALIGHT WENT OUT OF CONTROL AND DOVE IN A COCKSCREW SPIRAL TO THE GROUND. THE VEHICLE DID NOT MOVE AFTER IMPACT. THE ACFT WAS AT ABOUT 200 FT AGL WHEN WITNESSES SAW IT DIP THE RIGHT WING AND START A SPIN WHICH WAS DESCRIBED AS A CORKSCREW. IT MADE 4 OR 5 REVOLUTIONS BEFORE HITTING THE GROUND. THE SHERIFF TOOK A PICTURE WHICH SHOWS THAT THE UPPER HINGE CLEVIS ON THE RUDDER POST IS NOT CONNECTED TO THE RUDDER SUPPORT POST. THE PIN IS IN THE SUPPORT POST CLEVIS. THE VEHICLE WAS HANGERED IN A SHED THAT REQUIRED THE RUDDER BE REMOVED TO HANGER IT. THE PILOT SAID HE INSTALLED THE RUDDER BEFORE THE ACCIDENT FLT.

Quoted verbatim from the NTSB record.