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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 / IssuerSymbol
Latest Filings     SIC
In ascending orderAs: Filer    Re: Issuer    
Active in the Past Year (since 12/11/22) in Industry 3724:
HEICO Corp.  HEI  8-K/A  4 New Filing in the Past Week!  3724
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Honeywell International Inc.  HON  8-K
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  3 New Filing in the Past Week!  3724
RTX Corp. [ formerly Raytheon Technologies Corp. ]  RTX  8-K  FWP  3724
Sifco Industries Inc.  SIF  8-K  4  3724
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Tat Technologies Ltd.  TATT  6-K  SC 13G/A OLD  3724
 — 5 — 
Not Active in the Past Year (prior to 12/11/22):
All Filings are OLD    
More...  List all, including 20 Inactive Registrants 
   Market: Symbols source:  SEC
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Prices:  Nasdaq
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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 [2023] 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   3
Industrial Conglomerates   1
 # of Major-Index Companies in both this SIC Industry and the GICS Sector / Sub-Industry.


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