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Aircraft Engines and Engine Parts
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SIC Industry 3724   —   NAICS² Industries  336412  &  541712

SIC [1987]  →  Manufacturing  →  Transportation Equipment  →  Aircraft & Parts  →  Aircraft engines & engine parts §

25  Registrants
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  ·   List them ordered by how active they’ve been   ·   List only Registrants currently in this Industry

As Of     Filer / IssuerLatest Filings     SIC
In ascending orderAs: Filer    Re: Issuer    
Active (in the Past Year, since 11/30/21) in Industry 3724:
HEICO Corp.  S-3ASR  5 New Filing in the Past Week!  3724
Honeywell International Inc.  8-K  4  3724
Raytheon Technologies Corp. [ formerly United Technologies Corp./DE ]  10-Q  4  3724
Sifco Industries Inc.  8-K  4  3724
8:23a ET
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Tat Technologies Ltd.  6-K
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  SC 13G/A  3724
 — 5 — 
No Activity (in the Past Year) as a Registrant:
All Filings are OLD    
Edac Technologies Corp.  15-12B  4  3724
Kreisler Manufacturing Corp.  15-12G  SC 13G/A  3724
Hong Kong Aircraft Engineering Co. Ltd  —  F-6 POS  3724
Standard Aero Holdings Inc.  CT ORDER  UPLOAD  3724
Blue Holdings, Inc. [ formerly Marine Jet Technology Corp. ]  RW  4  2300
Heico Corp./FL  ARS  SC 13G/A  3724
Argo Tech Corp.  CORRESP  UPLOAD  3724
First Aviation Services Inc.  15-12G  3  3724
Sequa Corp./DE  EFFECT  25-NSE  3724
Standard Aero (Alliance) Inc.  10-Q  —  3724
Transnational Industries Inc.  15-12G  3  3861
Kellstrom Industries Inc.  15-12G  SC 13G/A  3724
Aerocentury IV Inc. [ formerly Aerocentury Fund IV Inc. ]  10QSB  —  7359
Doncasters plc  —  SC 13G/A  3724
Cade Industries Inc.  15-12G  SC 13D  3724
Howmet International Inc.  15-12B  SC TO-T/A  3724
Argo Tech Group Inc.  10-K405  —  3724
More...  Please Sign In to list all of them. 

Businesses & Products of SIC Industry 3724
  • Air scoops, aircraft
  • Aircraft engines and engine parts, internal combustion and jet propulsion
  • Airfoils, aircraft engine
  • Cooling systems, aircraft engine
  • Engine heaters, aircraft
  • Engine mount parts, aircraft
  • Exhaust systems, aircraft
  • External power units, aircraft: for hand-inertia starters
  • Jet assisted takeoff devices (JATO)
  • Lubricating systems, aircraft
  • Pumps, aircraft engine
  • Research and development on aircraft engines and engine parts by the manufacturer
  • Rocket motors, aircraft
  • Starters, aircraft: nonelectric
  • Turbines, aircraft type
  • Turbo-superchargers, aircraft

Description of SIC Industry 3724 — Aircraft Engines and Engine Parts §
Establishments primarily engaged in manufacturing aircraft engines and engine parts.  This industry also includes establishments owned by aircraft engine manufacturers and primarily engaged in research and development on aircraft engines and engine parts whether from enterprise funds or on a contract or fee basis.  Also included are establishments engaged in repairing and rebuilding aircraft engines on a factory basis.  Establishments primarily engaged in manufacturing guided missile and space vehicle propulsion units and parts are classified in Industry 3764; those manufacturing aircraft intake and exhaust valves and pistons are classified in Industry 3592; and those manufacturing aircraft internal combustion engine filters are classified in Industry 3714.  Establishments primarily engaged in the repair of aircraft engines, except on a factory basis, are classified in Transportation, Industry 4581; and research and development on aircraft engines on a contract or fee basis by establishments not owned by aircraft engine manufacturers are classified in Services, Industry 8731.

§  SEC Filings-Review Office (FRO) Assigned Filings-Review Responsibility
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OM – Office of Manufacturing

²  North American Industry Classification System (NAICS)

SIC [1987] Industry 3724     ⇒     NAICS [2012] Industry Codes

NAICS Code  North American Industry    SIC Codes
In ascending order
336412Aircraft Engine and Engine Parts Manufacturing  ⇒  3724
541712Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)  ⇒  3721,  3724,  372837613764,

Global Industry Classification Standard    S&P DJI  /  MSCI 

SIC [SEC] Industry 3724            GICS [2018] Sector  →  Sub-Industry  
Assigned by the SEC
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Assigned by S&P Dow Jones Indices / MSCI

  Sector   #    →    Sub-Industry   #        
Industrials   4  Aerospace & Defense   1
Industrial Conglomerates   1
 # of Major-Index Companies in both this SIC Industry and the GICS Sector / Sub-Industry.


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