STC SA8604SW-D
FAA DRS lists SA8604SW-D as Current · Reissued, held by RAM Aircraft Limited Partnership, for Cessna Aircraft 340 and Cessna Aircraft 340A. Recorded change: Increase maximum takeoff weight to 6390 pounds and maximum landing weight to 6075 pounds. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Increase maximum takeoff weight to 6390 pounds and maximum landing weight to 6075 pounds.
SA8604SW-D 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: Cessna Aircraft 340 and Cessna Aircraft 340A. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Cessna Aircraft 340 and Cessna Aircraft 340A model, serial range, and configuration?
- 02Which limits, loading assumptions, performance data, and supplements apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
Related aircraft performance STCs
Gross weight increase for use with floats to be accomplished.
FAA holder: Acorn Welding Ltd.
Structural modifications necessary for the increase in maximum gross takeoff weight from 26,900 lbs to 29,000 lbs for STC SA3820SW - converted Douglas DC3C aircraft (specific models listed).
FAA holder: Braddick USA LLC
Installation of Mach Airspeed Warning Switch.
FAA holder: Associated Air Center, Inc. - c/o CT Corporation System
This STC has no configuration change. Performance flight tests were performed to reduce conservatism in the airplane flight manual, as documented in L-3 Flight Manual Supplement dated 22 April 2011 or later FAA/ODA approved revision.
FAA holder: L-3 Communications Integrated Systems LP