Single-engine piston

N56YY

1972 Homebuilt S1-C

Not current (FAA status 17) No accidents on file
Built
1972
Serial
69-1
Class
Single-engine piston
Engines
Lycoming O&VO-360 series
Status
Not current (FAA status 17)
Registered owner
Individual · sign in to see
Based
Centerville, UT
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Registration record

N56YY on the FAA register

Type
1972 Homebuilt S1-C
Serial
69-1
Engines
Lycoming O&VO-360 series
Registered owner
Individual — the name of an individual registrant is shown to signed-in users. Sign in
Centerville, UT
Certificate issued
—
Airworthiness date
1987-06-09
Registration expires
—
Airworthiness class
Experimental · amateur-built
Mode S (hex)
A726CE
Mode S (octal)
51623316
Seats (type)
1
Weight class
up to 12,499 lb
Ownership
Fractional
Status
Not current (FAA status 17)
Registry history

Timeline

  • 1987-06-09
    Airworthiness date on the current FAA record (experimental category (amateur-built)).
  • 1972
    Manufactured (1972).
Overview

About N56YY

N56YY is a 1972 Homebuilt S1-C, serial number 69-1. It is registered to an individual in Centerville, Utah.

The FAA aircraft reference file describes the type as a single-engine piston, one Lycoming O&VO-360 series engine and 1 seats. Its airworthiness certificate is experimental category (amateur-built), dated June 9, 1987.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N56YY.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N56YY.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Utah· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.