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Engine and powerplant

STC SR00314AT

FAA DRS lists SR00314AT as Current · Reissued, held by Thoroughbred Aviation Maintenance Inc, for MD Helicopter 600N, MD Helicopter 369HS, and MD Helicopter 500N, and 6 more aircraft configurations. Recorded change: Installation of engine firewall in Hughes 369 model helicopter. Snapshot dated June 30, 2026.

FAA-listed holder
Thoroughbred Aviation Maintenance Inc
Aircraft configurations
9
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

SR00314AT 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: MD Helicopter 600N, MD Helicopter 369HS, and MD Helicopter 500N, and 6 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

MD Helicopter 600NH3WEMD Helicopter 369HSH3WEMD Helicopter 500NH3WEMD Helicopter 369 SeriesH3WEMD Helicopter 369HH3WEMD Helicopter 369DH3WEMD Helicopter 369EH3WEMD Helicopter 369HMH3WEMD Helicopter 369FFH3WE

Buyer checks

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Related engine and powerplant STCs

SA493CHEngine and powerplant

Increase in maximum gross weight from 3600 lbs. to 3700 lbs. with installation of Continental I0-550-B engine in accordance with D'Shannon Products Installation Instruction 71-20-00, dated 10/20/88, or later FAA-approved revision; and installation of Cooling Air Baffles in accordance with D'Shannon Products Installation Instruction DSP1M95-2, dated 6/1/95, FAA-approved 6/21/95 or later FAA Approved revisions.

FAA holder: D'Shannon Products Ltd.

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