Atlas / NTSB / CHI73AEE46

NTSB CAROL · Event

Event CHI73AEE46

1973-03-08 MOUNT MORRIS, Illinois, United States Minor 1 aircraft Status: Completed

Registry · N2048W

FAA Aircraft Registry record.

Make / Model

BEECH V35

Year of manufacture

1965 · 8 years old at event

Engine

CONT MOTOR IO 520 SERIES (285 hp)

Seats / Engines

6 seats · 1 engine

Last airworthiness date

19651025

ADS-B equipped

Yes — Mode-S A1A464

Registrant of record

TRIPI MARK DBA

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N2048W Beech V35 Minor

Historical record (pre-1982)

NTSB recorded this accident in the pre-1982 coded-field schema — structured fields rather than free-text narrative. Decoded codes use established NTSB single-letter taxonomies; cause factors remain verbatim pending the Form 6120.4 codebook lookup.

Aircraft

BEECH V35 · N2048W

Damage

Substantial

Craft type

Airplane

Classification

Accident

Light condition

Dawn

Weather

VMC

Phase of flight

D1

Operator type

D

Kind of flying

B2

Weather at impact

Sky

SCATTERED-ABOVE 1000 FEET

Wind

020° / 10 kt

Aircraft history

Serial number

0000000D7987

Total time

964 hrs

Pilot

Certificate

Commercial — instrument

Total hours

650

Age

47

Probable cause (from PRE1982.MDB)

RE BY NOT FOLLOWING MFG ENG LEANING PROCEDURE.

Investigator remarks

INDUCED DETONATION AND SUBQ CONNECTING ROD FAILU

Cause factors

64/C/20 C
PILOT IN COMMAND FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC. Cause
64/C/21 C
PILOT IN COMMAND IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS Cause
74/C/AC C
POWERPLANT MASTER AND CONNECTING RODS Cause
88/C/95 C
MISCELLANEOUS ACTS,CONDITIONS MATERIAL FAILURE Cause
88/B/DG B
MISCELLANEOUS ACTS,CONDITIONS INTENTIONAL WHEELS-UP
83/K/A K
TERRAIN WET,SOFT GROUND Joint factor

Decoded against the NTSB Form 6120.4 cause-factor codebook (ct_Pre1982 table). Each row shows the raw triplet, modifier (Cause / Factor / etc.), category, and specific code.

Source: NTSB pre-1982 historical archive. Docket 3 0464. Source file NTSB_1973_3_0464.txt. Modern CAROL record on data.ntsb.gov ↗.

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