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Avionics

STC SH3678SW

FAA DRS lists SH3678SW as Current · Reissued, held by RSG Products, for Bell Helicopter Textron 412. Recorded change: Installation of provisions for installation of Teledyne Avionics Engine Monitor System. Snapshot dated June 30, 2026.

FAA-listed holder
RSG Products
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SH3678SW identifies the approval, recorded holder, named aircraft, and modification scope. It does not confirm kit availability, serial-number effectivity, data rights, price, or installation authority.

Applicability

Aircraft named in FAA DRS

Named aircraft: Bell Helicopter Textron 412. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Bell Helicopter Textron 412H4SW

Buyer checks

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Related avionics STCs

ST01280WI-DAvionics

Modification of a Collins GNLS-910 GPS Flight Management System Installation with BVR Aero Precision Data Concentrator Unit(s), BVR type/part number 280650 (Collins, 270-2578-060) to a Collins GNLS-910 GPS Flight Management System Installation with Collins DCU-2000 Data Concentrator Unit(s), Collins part number 822-1517-003 (BVR type/part number 280650) in accordance with Collins Drawing Index RCA-0082-001, Revision -, dated October 26, 2004, or later FAA approved revision.

FAA holder: Rockwell Collins Inc

View record