Aircraft record

N174721937 Waco YKS-7

Registration validUnclaimedSource: FAA, updated Oct 19, 2026

Safety record in brief:1 NTSB accident (substantial damage, Apr 2013)No ADs since 1998 matched

Registration: Valid; expires Jul 31, 2028
Based in: Signal Hill, CA; owner city / state
Engine: L4 /R755-7 · 245 hp; Jacobs
Owners: 1; since 2009
NTSB events: 1; substantial, 2013
ADs may apply: 0; confirm with A&P
Service reports: 0; since 1995

Registration

FAA Aircraft Registry · Oct 19, 2026

Registered owner: Newport/Signal Air INC
Owner type: Corporation
City, state: Signal Hill, CA
Certificate issued: Oct 29, 2009
Expires: Jul 31, 2028
Airworthiness: Standard
Airworthiness date: Apr 12, 1956

We never show street addresses, even though they appear in the public FAA file. Individual owners are shown by city and state only.

Airframe & engine

FAA Registry + type data

Airframe

Manufacturer: Waco
Model: YKS-7
Year: 1937
Serial number: 4612
Aircraft type: Fixed wing single engine
Category: Land
Certification: Type Certificated
Seats: 5
Engines: 1
Max takeoff weight: Up to 12,499 lb
Mode S code: A12B71

Engine

Make and model: Jacobs L4 /R755-7
Type: Reciprocating
Power: 245 hp

Total time and engine hours aren't public. They appear here once the owner adds logbooks.

Ownership history

Ownership history from FAA records

2009 – nowNewport/Signal Air INCSignal Hill, CA · current

Individual owners are shown by city and state only.

Safety record

NTSB · Oct 15, 2026 · FAA ADs · Oct 19, 2026 · SDRs · Oct 16, 2026

NTSB events (1)

Accident · substantial damage

Apr 26, 2013 · Rialto, CA

The pilot’s failure to maintain directional control and his improper brake usage during the landing roll in a crosswind condition.

Damage: Substantial
Injuries: None
Report: WPR13CA207

From NTSB records; matched by serial number.Read NTSB report (search CAROL for WPR13CA207)

Accident history for this model

ADs published since 1998 that may apply (0)

These match the airframe or engine model. Whether each one applies, and whether it's been complied with, depends on serial numbers, equipment and logbook entries. Applicability must be confirmed by a mechanic against the aircraft's records.

No ADs published since 1998 matched this airframe or engine model.

AI-extracted — verify against original. Matched from each AD's applicability section; ADs replaced by a later AD are left out.

Service Difficulty Reports (0)

No Service Difficulty Reports found for this airframe since 1995.

Sources

FAA Aircraft RegistryRegistration, owner city and state, airframe, engineupdated Oct 19, 2026
NTSB accident and incident databaseAccidents and incidents since 1982updated Oct 15, 2026
FAA Airworthiness Directives (Federal Register)ADs published since 1998updated Oct 19, 2026
FAA Service Difficulty ReportsReports since 1995updated Oct 16, 2026

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