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GRUMMAN · turboprop

GRUMMAN G-164B-450 accident history and safety score

GRUMMAN G-164B-450 appears in 2 current candidate incident rows extracted from Track Plane Crash source snapshots. This generated profile is source-discovery first and awaits deeper authority enrichment.

GRUMMAN G-164B-450 aircraft profile illustration

Diagnostic Safety & Security Metrics

Occupant Survivability Rate

Percentage of cabin occupants surviving indexed crash incidents.

65%

Class average: 60%

Weather Resilience

Tolerance to crosswinds, turbulence, and structural icing thresholds.

6/10

Class average: 5.8/10

Mechanical Integrity

Structural robustness, system MTBF, and power plant reliability indicators.

8/10

Class average: 8/10

Operational Control Demand

Pilot experience and workload sensitivity (higher indicates more demanding flight handling).

7.5/10

Class average: 7.2/10

Flight System Redundancy

Multi-engine safety margins, backup avionics, and flight envelope protection.

5/10

Class average: 4/10

Safety Signature Radar

SurvivabilityWeatherMechanicalDemandRedundancy

Actuarial Insurance Underwriting Calculator

Adjust flight parameters dynamically to calculate the custom hull liability safety index for a **GRUMMAN G-164B-450** (turboprop class).

Calculated Policy Score

79

Standard Risk

Regular coverage parameters. Baseline rates apply with standard pilot warranties.

Day Visual Flight Rules operations maximize survivability margins.

How We Calculate

These diagnostic indicators are compiled by Track Plane Crash analysts using historical incident data, manufacturer specifications, NTSB/FAA investigation materials, and fleet class coefficients.

They serve as qualitative safety benchmarks for aircraft classes and families, and do not represent insurance actuarial loss ratings for individual tail numbers.

Source Coverage status:mixed

Risk themes

candidate-discoverysource-triangulation-neededturboprop

GEO rule: aircraft pages must separate model involvement from accident cause. A crash involving a model is not automatically a model defect.

Past accident rows

Incidents currently linked to GRUMMAN G-164B-450

2026-06-28general aviation

Pilatus PC-6 Crash in Nancy

BAAA lists a Pilatus PC-6 crash at Nancy-Essey on June 28, 2026 with 11 fatalities. This seed page is intentionally marked recent and requires official-source enrichment before causal analysis.

recent-eventsource-triangulation-neededaircraft-operations

11

Fatalities

0

Survivors

2

Sources

secondary crosscheck
2026-07-02general aviation

Beechcraft BE55 Crash Near Lancaster, South Carolina

The FAA states that a Beechcraft BE55 crashed near Lancaster, South Carolina around 12:45 a.m. local time on July 2, 2026. Two people were on board; casualty and cause details remain pending in this row.

official-preliminarygeneral aviationnight operationsource-triangulation-needed

0

Fatalities

0

Survivors

1

Sources

official preliminary
2026-07-01general aviation

Two-Seat Cessna Crash Near High Ongar, Essex

Two people died after a two-seat Cessna aircraft crashed in a field near High Ongar, Essex on July 1, 2026 during a flight experience that had departed North Weald airfield, according to public reporting.

flight experienceofficial-preliminarysource-triangulation-needed

2

Fatalities

0

Survivors

1

Sources

secondary crosscheck
2026-06-14general aviation

Pacific Aerospace 750XL Skydiving Crash Near Butler, Missouri

A Pacific Aerospace 750XL skydiving aircraft operated by Skydive Kansas City crashed shortly after takeoff near Butler, Missouri on June 14, 2026, killing all 12 people on board. AP reports preliminary NTSB findings found no evidence of engine failure or mechanical malfunction.

skydiving operationsloss of liftofficial-preliminarysource-triangulation-needed

12

Fatalities

0

Survivors

1

Sources

official preliminary
2026-06-24general aviation

Rockwell Gulfstream 690C Crash Near Fort Simpson

BAAA lists a Rockwell Gulfstream 690C Jetprop 840 crash near Fort Simpson, Northwest Territories on June 24, 2026 with three fatalities. This row is a recent discovery entry pending official investigation enrichment.

recent-eventsource-triangulation-neededbusiness aviation

3

Fatalities

0

Survivors

1

Sources

secondary crosscheck

Candidate rows

Daily source candidates involving GRUMMAN G-164B-450

2011-05-04

GRUMMAN G-164 WPR11CA198 NTSB dataset event at Princeton, CA, USA

Princeton, CA, USA · Jones Aviation Inc

0

Fatalities

2010-10-11

GRUMMAN G-164 CEN11CA071 NTSB dataset event at Michigan, ND, USA

Michigan, ND, USA · Orwick Spraying Service

0

Fatalities

2010-04-08

GRUMMAN G-164B CEN10CA201 NTSB dataset event at Forest City, MO, USA

Forest City, MO, USA · WILLIAMS FERTILIZER SERVICES LLC

0

Fatalities

2009-05-04

GRUMMAN G-164B WPR09LA227 NTSB dataset event at Colfax, WA, USA

Colfax, WA, USA · Darrell L Fender

0

Fatalities

2008-07-03

GRUMMAN G-164 DFW08LA178 NTSB dataset event at Stotesbury, MO, USA

Stotesbury, MO, USA · Dennis M Grainger

0

Fatalities

2008-06-23

Grumman G-164 DFW08CA168 NTSB dataset event at Tallulah, LA, USA

Tallulah, LA, USA · Gaumnitz Flying Service

0

Fatalities

2008-05-06

GRUMMAN G-164 LAX08LA137 NTSB dataset event at Butte City, CA, USA

Butte City, CA, USA · Chuck Jones Flying Service, Inc.

0

Fatalities

2007-07-15

Grumman G-164B CHI07CA214 NTSB dataset event at Sheldon, IL, USA

Sheldon, IL, USA · Zumwalt Agricultural

0

Fatalities

2007-07-11

Grumman G-164B CHI07CA206 NTSB dataset event at Alicia, AR, USA

Alicia, AR, USA · Swiffton Agviation

0

Fatalities

2006-11-09

Grumman G-164B ATL07CA018 NTSB dataset event at Pine Hill, AL, USA

Pine Hill, AL, USA · Robert D. Merrill

0

Fatalities

2006-10-04

Grumman G-164 ATL07LA001 NTSB dataset event at Somerville, TN, USA

Somerville, TN, USA · Fayette Flying Service LLC

0

Fatalities

2006-06-02

Grumman G-164B DFW06CA150 NTSB dataset event at Alex, OK, USA

Alex, OK, USA · Pending verification

0

Fatalities

2006-06-01

Grumman G-164B DEN06CA081 NTSB dataset event at Dighton, KS, USA

Dighton, KS, USA · Root Spraying, Service

0

Fatalities

2006-05-15

Grumman G-164B LAX06LA169 NTSB dataset event at Tracy, CA, USA

Tracy, CA, USA · TRINKLE AGRICULTURAL FLYING, INC.

0

Fatalities

2005-09-14

Grumman G-164B DFW05CA236 NTSB dataset event at Epps, LA, USA

Epps, LA, USA · Mike Jones Flying Service

0

Fatalities

2005-08-09

Grumman G-164 DFW05CA207 NTSB dataset event at Knobel, AR, USA

Knobel, AR, USA · Corning Farm Supply, Inc

0

Fatalities

2005-08-09

Grumman G-164 CHI05LA234 NTSB dataset event at Georgetown, MN, USA

Georgetown, MN, USA · Mueller Aviation, LLC

0

Fatalities

2005-08-07

Grumman G-164 CHI05LA214 NTSB dataset event at Marshalltown, IA, USA

Marshalltown, IA, USA · Dusty's Spraying Service

0

Fatalities

2005-08-03

Grumman G-164B SEA05CA157 NTSB dataset event at Paul, ID, USA

Paul, ID, USA · Charles E. Kelley Jr.

0

Fatalities

2005-06-04

Grumman G-164B DFW05LA147 NTSB dataset event at Lake Charles, LA, USA

Lake Charles, LA, USA · O'Brien Flying Service, Inc.

0

Fatalities

2004-07-16

Grumman G-164 FTW04CA185 NTSB dataset event at Havana, AR, USA

Havana, AR, USA · Poe's Aero Service

0

Fatalities

2004-07-16

Grumman G-164B CHI04LA184 NTSB dataset event at York, NE, USA

York, NE, USA · Custom Air Inc.

0

Fatalities

2004-06-05

Grumman G-164B SEA04LA099 NTSB dataset event at Midvale, ID, USA

Midvale, ID, USA · Weiser Air Air Service Inc.

0

Fatalities

2004-06-01

Grumman G-164 SEA04LA093 NTSB dataset event at Rexburg, ID, USA

Rexburg, ID, USA · Charles R. Miller

0

Fatalities

2004-04-05

Grumman G-164 SEA04LA065 NTSB dataset event at Nezperce, ID, USA

Nezperce, ID, USA · Kenneth J. Kuther

0

Fatalities