SA2437WEOther aircraft modifications
Modifications for increase in maximum weights.
FAA holder: Staggerwing Museum Foundation Inc.
Aircraft STC directory
Raytheon Aircraft 3NM STCs
The Jun 30, 2026 FAA DRS snapshot contains 29 selected supplemental type certificates with status Current whose public applicability data names the Raytheon Aircraft 3NM. Use it to identify modification scope and recorded holders—not to determine serial-number effectivity, compatibility, installation approval, or commercial availability.
29
listed Current at snapshot
5
holder directories
8
modification categories
Oct 2, 2006
latest recorded revision
Modification demand surface
Aircraft structures10
Other aircraft modifications8
Cargo and special mission3
Flight controls3
Fuel systems2
Cabin and interiors1
Avionics1
Engine and powerplant1
Recently revised 3NM STCs
Showing the 29 most recently revised records. Each entry links to the FAA source and separates public approval data from private commercial claims.
View record
SA2414WEOther aircraft modifications
Modification for increase in maximum weights.
FAA holder: Staggerwing Museum Foundation Inc.
SA02217AK (5 OF 5Other aircraft modifications
Installation of Garmin AT Model GDL90 UAT Data Link System, in accordance with Garmin AT, Inc., GDL 90 UAT Master Data List, P/N 560-0278-01, Revision A, dated November 12, 2004, or later FAA approved revision.
FAA holder: Garmin AT Inc.
SA1016WEOther aircraft modifications
Installation of United Aircraft of Canada Ltd. PT6 series engines.
FAA holder: Staggerwing Museum Foundation Inc.
SA1059WECargo and special mission
Cargo door in fuselage.
FAA holder: Staggerwing Museum Foundation Inc.
SA1154CEOther aircraft modifications
Install crack detection system.
FAA holder: Staggerwing Museum Foundation Inc.
SA1844WEAircraft structures
Modify fuselage structure for installation on Beech model 3NM, serial number CA-145 ONLY.
FAA holder: Staggerwing Museum Foundation Inc.
SA1905WEAircraft structures
Installation of cockpit exterior door on left side.
FAA holder: Staggerwing Museum Foundation Inc.
SA1998WEFlight controls
Installation of Bendix Model M-4C automatic flight control system.
FAA holder: Staggerwing Museum Foundation Inc.
SA1999WECargo and special mission
Installation of cargo floor.
FAA holder: Staggerwing Museum Foundation Inc.
SA2353WECargo and special mission
Installation of cargo pod.
FAA holder: Staggerwing Museum Foundation Inc.
SA2494WEFlight controls
Installation of extended nose section and modification to the elevator down spring system. (THESE MODELS MUST INCOPRORATE THE PROVISIONS OF STC SA2437WE TO BE ELIGIBLE FOR MODIFICATION.).
FAA holder: Staggerwing Museum Foundation Inc.
SA2794WEAvionics
A Bendix M-4C Autopilot System is installed.
FAA holder: Staggerwing Museum Foundation Inc.
SA2815WEAircraft structures
Removal of fabric covering from the wing flaps, ailerons, rudders and elevators and replace and recover these surfaces with aluminum.
FAA holder: Staggerwing Museum Foundation Inc.
SA34WEFuel systems
Two 42.5-gallon auxiliary fuel tanks.
FAA holder: Staggerwing Museum Foundation Inc.
SA4-1323Aircraft structures
Installation of stair type entrance door, rectangular windows and outside opening baggage compartment.
FAA holder: Staggerwing Museum Foundation Inc.
SA4-1583Fuel systems
Installation of Beech 47-gallon nose fuel tank.
FAA holder: Staggerwing Museum Foundation Inc.
SA4-1584Other aircraft modifications
Installation of two-piece plexi- glass windshield.
FAA holder: Hamilton Avn Co Inc
SA572WEEngine and powerplant
Increase in gross weight to 10,100 pounds. When aircraft has been modified, installation of nacelle vent manifold optional.
FAA holder: Staggerwing Museum Foundation Inc.
SA74WEFlight controls
Modification of horizontal stabilizer and attachment to provide 1-1/2 degree angle of incidence increase and elevator down spring installation.
FAA holder: Staggerwing Museum Foundation Inc.
SA952WEAircraft structures
Installation of exterior door on left side of aircraft.
FAA holder: Staggerwing Museum Foundation Inc.
SA980WEOther aircraft modifications
Modification made per FAA sealed summary, Drawing 25600, Sheet 3.
FAA holder: Staggerwing Museum Foundation Inc.
SA989WEOther aircraft modifications
Installation of revised carburetor air mixing chamber and ram airscoop.
FAA holder: Staggerwing Museum Foundation Inc.
SA565WEAircraft structures
Installation of wing tips per FAA Sealed Drawing No s. ASP-2029 and API-2030.
FAA holder: SOUTHWESTERN AERO EXCHANGE INC.