NAMC · turboprop
NAMC YS-11A-621 accident history and safety score
NAMC YS-11A-621 appears in 1 current candidate incident row extracted from Track Plane Crash source snapshots. This generated profile is source-discovery first and awaits deeper authority enrichment.
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
Actuarial Insurance Underwriting Calculator
Adjust flight parameters dynamically to calculate the custom hull liability safety index for a **NAMC YS-11A-621** (turboprop class).
Calculated Policy Score
78
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.
Risk themes
GEO rule: aircraft pages must separate model involvement from accident cause. A crash involving a model is not automatically a model defect.
Source links
Past accident rows
Incidents currently linked to NAMC YS-11A-621
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.
11
Fatalities
0
Survivors
2
Sources
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.
0
Fatalities
0
Survivors
1
Sources
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.
2
Fatalities
0
Survivors
1
Sources
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.
12
Fatalities
0
Survivors
1
Sources
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.
3
Fatalities
0
Survivors
1
Sources
Candidate rows
Daily source candidates involving NAMC YS-11A-621
2009-09-28
NAMC YS-11 9044 BAAA archive accident at Ozuki AFB, Chūgoku
Ozuki AFB, Chūgoku · Pending verification
0
Fatalities
2008-01-02
NAMC YS-11 RP-C3592 BAAA archive accident at Masbate, Masbate
Masbate, Masbate · Pending verification
0
Fatalities
2006-11-16
NAMC YS-11 RP-C3590 BAAA archive accident at Manila-Ninoy Aquino, Metro Manila
Manila-Ninoy Aquino, Metro Manila · Pending verification
0
Fatalities
2005-09-11
NAMC YS-11 HS-KVO BAAA archive accident at Mae Sot, Tak (ตาก)
Mae Sot, Tak (ตาก) · Pending verification
0
Fatalities
2000-02-16
NAMC YS-11 JA8727 BAAA archive accident at Sapporo-Okadama, Hokkaidō
Sapporo-Okadama, Hokkaidō · Pending verification
0
Fatalities
1996-06-23
NAMC YS-11 RP-C1981 BAAA archive accident at Naga City, Camarines Sur
Naga City, Camarines Sur · Pending verification
0
Fatalities
1993-12-09
NAMC YS-11 C5-GAA BAAA archive accident at Dakar-Yoff, Dakar Region
Dakar-Yoff, Dakar Region · Gambia Airways
0
Fatalities
1992-03-05
NAMC YS-11 N918AX BAAA archive accident at Wilmington, Ohio
Wilmington, Ohio · Pending verification
0
Fatalities
1989-03-15
NAMC YS-11 N128MP BAAA archive accident at West Lafayette-Purdue University, Indiana
West Lafayette-Purdue University, Indiana · Pending verification
2
Fatalities
1988-01-10
NAMC YS-11 JA8662 BAAA archive accident at Yonago-Miho, Chūgoku
Yonago-Miho, Chūgoku · Pending verification
0
Fatalities
1987-04-10
NAMC YS-11A N118MP occurrence at Honolulu, HI
Honolulu, HI · Mid Pacific Airlines, Inc.
0
Fatalities
1987-01-13
NAMC YS-11 N906TC BAAA archive accident at Remington, Indiana
Remington, Indiana · Pending verification
0
Fatalities
1983-03-11
NAMC YS-11 JA8693 BAAA archive accident at Nakashibetsu, Hokkaidō
Nakashibetsu, Hokkaidō · Pending verification
0
Fatalities
1982-02-16
NAMC YS-11A-621 N169RV occurrence at near King Salmon Airport, AK (AKN)
near King Salmon Airport, AK (AKN) · Reeve Aleutian Airways
0
Fatalities
1978-01-28
NAMC YS-11 occurrence at Kinston, New Bern
Kinston, New Bern · Piedmont Airlines
0
Fatalities
1977-07-16
NAMC YS-11 RP-C1419 BAAA archive accident at Mactan, Cebu
Mactan, Cebu · Pending verification
0
Fatalities
1977-04-28
NAMC YS-11 PP-CTI BAAA archive accident at Navegantes-Itajaí, Santa Catarina
Navegantes-Itajaí, Santa Catarina · Pending verification
0
Fatalities
1976-11-23
NAMC YS-11 SX-BBR BAAA archive accident at Kozani, West Macedonia / Δυτική Μακεδονία
Kozani, West Macedonia / Δυτική Μακεδονία · Pending verification
50
Fatalities
1975-05-28
NAMC YS-11 JA8680 BAAA archive accident at Osaka-Itami, Kansai
Osaka-Itami, Kansai · Pending verification
0
Fatalities
1974-03-05
NAMC YS-11 N208PA BAAA archive accident at Borrego Springs, California
Borrego Springs, California · Pending verification
0
Fatalities
1973-10-23
NAMC YS-11 PP-SMJ BAAA archive accident at Rio de Janeiro-Santos Dumont, Rio de Janeiro
Rio de Janeiro-Santos Dumont, Rio de Janeiro · Pending verification
8
Fatalities
1973-01-02
NAMC YS-11 occurrence at Baltimore/Washington Friendship International Airport, MD (BWI)
Baltimore/Washington Friendship International Airport, MD (BWI) · Piedmont Airlines
0
Fatalities
1972-10-21
NAMC YS-11 SX-BBQ BAAA archive accident at Athens-Ellinikon, Attica / Αττική
Athens-Ellinikon, Attica / Αττική · Pending verification
37
Fatalities
1972-10-17
NAMC YS-11 PP-CTG BAAA archive accident at São Paulo-Congonhas, São Paulo
São Paulo-Congonhas, São Paulo · Pending verification
0
Fatalities
1972-04-12
NAMC YS-11 PP-SMI BAAA archive accident at Petropólis, Rio de Janeiro
Petropólis, Rio de Janeiro · Pending verification
25
Fatalities