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1937 Waco YKS-7 · CHEBOYGAN, MI · Expires 09/30/2032

Waco YKS-7

Aircraft Description
Serial Number
4666
Manufacturer
Waco
Model
YKS-7
Year Manufactured
1937
Type Registration
Individual
Engine
JACOBS L4 /R755-7
Power
245 hp
Mode S Code
50233017 / A1360F
Unique ID
00032450
Registered Owner
Registrant Name
HOFFMAN ALLEN D SR
Street
9341 TWIN LAKES RD
City
CHEBOYGAN
State
MI
Zip
49721-9548
County
Certificate Issue Date
09/24/2025
Last Action Date
09/24/2025
Expiration Date
09/30/2032
Status
Valid
Airworthiness

INFORMATION PROVIDED HERE SHOULD NOT BE USED TO DETERMINE THE AIRWORTHINESS OF AN AIRCRAFT. Refer to 14 CFR Parts 39, 43, 91, and FAA Order 8130.2 for airworthiness regulations and guidance.

Classification
Standard
Airworthiness Date
08/09/1957
Approved Operations
1

Registration History

Showing 2 changes from FAA records.

  1. Registration updated 2026-04-14

    HOFFMAN ALLEN D SR

    CHEBOYGAN, MI 497219548

    Status: Valid Registration
    Registrant Type: Individual
    Region: Great Lakes
    Country: US
    Last Action Date: 2025-09-24
    Certificate Issue Date: 2025-09-24
    Airworthiness Date: 1957-08-09
    Expiration Date: 2032-09-30
    Street: 9341 TWIN LAKES RD
  2. Initial registration issued 2026-04-14

    HOFFMAN FLYING SERVICE INC

    CHEBOYGAN, MI 497219548

    Status: Valid Registration
    Registrant Type: Corporation
    Region: Great Lakes
    Country: US
    Last Action Date: 2023-03-17
    Certificate Issue Date: 1996-06-04
    Airworthiness Date: 1957-08-09
    Expiration Date: 2027-09-30
    Street: 9341 TWIN LAKES RD

Specs

Seats
5
Engines
1
Power
245 hp
Cruise speed
123 mph

Registry Stats

YKS-7 registered 21
YKS-7 active 21
1937 YKS-7 14
Total Aircraft in MI 7,048

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