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Type Record · As of May 3, 2026

WACO UKC-S

Fixed Wing Single Engine · CONT MOTOR W670 SERIES

Registered

4

Year Range

1935–1935

NTSB Events

2

Airworthiness Directives

0

Aircraft Resources

Engine · Continental Aerospace Technologies → Search FAA TCDS →

01 /  Distribution

Where the fleet lives and was built

Counts of currently-registered WACO UKC-S aircraft by US state and decade of manufacture, sourced from the FAA Aircraft Registry.

By State (top 10)

  • WA 25.0% 1
  • CA 25.0% 1
  • MI 25.0% 1
  • FL 25.0% 1

By Decade of Manufacture

  • 1930s 100.0% 4

02 /  NTSB Records

Events involving WACO UKC-S aircraft

2 event(s) on file. Showing the most recent 2.

03 /  Airworthiness Directives

FAA directives applicable to WACO UKC-S

No matching airworthiness directives are on file for this make and model in the Federal Register.

04 /  Type Certificate Data Sheets

FAA TCDS for WACO UKC-S

The TCDS is the legal certification document — weight limits, performance, equipment, AD compliance times, operating limitations. 1 match in the FAA catalog.

06 /  Supplemental Type Certificates

Modifications approved for WACO UKC-S

9 STCs on file — every FAA-approved modification, alteration, or installation for this aircraft. STOL kits, avionics, fuel systems, floats, engine swaps, you name it.

  • 03/07/2020

    STC SA00079NY

    Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines …

    Airwolf Filter Corporation

    Atlas STC → DRS ↗

  • 12/20/2017

    STC SA00079NY

    Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines …

    Airwolf Filter Corporation

    Atlas STC → DRS ↗

  • 08/27/2016

    STC SA01240SE (5 OF 5)

    Installation of secondary voltage indication system

    Visual Instruments LLC

    Atlas STC → DRS ↗

  • 10/31/2012

    STC SA00079NY

    Installation of Airwolf remote mounted engine oil filter kit AFC-K008 on single and multi engine fixed wing light aircraft incorporating Teledyne Continental reciprocating engines …

    Airwolf Filter Corporation

    Atlas STC → DRS ↗

  • 08/05/2009

    STC SA02022SE

    Install a Continental W670-23 engine

    Olde Thyme Aviation

    Atlas STC → DRS ↗

  • 07/24/2008

    STC SA02033AT (PAGE 5)

    Modification to install an air-oil separator to prevent oil from being aspirated from the engine breather line (47J series w stc's SH4-235SW, SH4-826SW or SH479SW)

    M-20 Oil Separators LLC

    Atlas STC → DRS ↗

  • 04/02/2006

    STC SA01240SE (5 OF 5)

    Installation of secondary voltage indication system

    Visual Instruments LLC

    Atlas STC → DRS ↗

  • 03/31/2006

    STC SA01661SE

    Install a Continental W670-23 engine

    Olde Thyme Aviation

    Atlas STC → DRS ↗

  • 03/29/2006

    STC SA02268CH (PAGE 5)

    Installation of Airwolf Filter Corp. Air Oil Separator

    Airwolf Filter Corporation

    Atlas STC → DRS ↗

04 /  Regulations watching this type

Advisory Circulars and Federal Register activity for WACO UKC-S

05 /  Aircraft of this type

All 4 registered N-numbers

Every tail currently on the FAA registry for this make/model. Click an N-number to query the FAA Aircraft Inquiry; rows flagged ● have NTSB events on file. Tails seeded with full TallyAero pages link directly.

4 of 4
N-number St Year NTSB FAA
N14606 WA 1935 ● Look up ↗
N14611 CA 1935 ● Look up ↗
N14617 MI 1935 · Look up ↗
N15214 FL 1935 · Look up ↗

Source — FAA Aircraft Registry · click "Look up" to query the live registry record (owner, address, last airworthiness)

05 /  Sources & Methodology

Every count traces back to a primary US-government source

We render counts and lists as the agency publishes them. Read the methodology →