Grumman G-164A N5337

Summary

On 22 June 1985 at about 14:30 local time, a Grumman G-164A registered N5337 was involved in an accident near Deming, New Mexico, United States. One person was on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.

Date

22 June 1985 at 14:30

Classification

Accident

Location

Deming, New Mexico, United States

Coordinates

32.2595, -107.7505

Aircraft

Grumman G-164A

Registration

N5337

Category

Airplane

Engines

1

Operator

Not recorded

Operating rule

Part 137: Agricultural

Purpose of flight

Aerial Application

Phase of flight

Not recorded

Route

Deming → Unknown

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

DEN85LA173

Nobody was 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 PLT TOLD FAA HE WAS SPRAYING A COTTON FIELD AND WAS TURNING AROUND FROM A SWATH RUN WHEN THE PROPELLER FEATHERED. THE PLT TOLD NTSB THAT THE ACFT 'PITCHED UPWARD AND LOST POWER.' ACFT TYPE CERTIFICATE SHOWS THAT A HAMILTON STANDARD PROPELLER M/N 2D30/6101A-12-13-14 IS INSTALLED. PROPELLER REMOVED FROM ACFT WAS A HARTZELL M/N HCB3W30-2B, AN UNAPPROVED INSTALLATION. PROP DISASSEMBLY REVEALED A SPACER HAD BEEN PLACED IN RING ASSEMBLY, MAKING IT IMPOSSIBLE FOR PROP TO FEATHER. BLADE CLAMPS INSIDE PROP HUB WEE BROKEN. NO. 1 BLADE WAS IN FEATHERED POSITION, NO. 2 BLADE WAS NEAR FEATHER, AND NO. 3 BLADE WAS PAST FEATHER. THERE WAS NO EVIDENCE OF AN OIL LOSS OR PROP GOVERNOR FAILURE/MALFUNCTION.

Quoted verbatim from the NTSB record.