STC SA5820NM
FAA DRS lists SA5820NM as Current · Reissued, held by Horizon Instruments Inc, for Cessna Aircraft 172, Cessna Aircraft 172A, and Cessna Aircraft 172B, and 15 more aircraft configurations. Recorded change: Installation of an engine electronic digital tachometer, Model P-1000. Snapshot dated June 30, 2026.
Recorded modification
What the FAA record covers
Installation of an engine electronic digital tachometer, Model P-1000.
SA5820NM 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 172, Cessna Aircraft 172A, and Cessna Aircraft 172B, and 15 more aircraft configurations. Confirm the approved model list, serial effectivity, configuration, and certificate revision.
Buyer checks
Confirm before sourcing
- 01Does it cover the exact Cessna Aircraft 172 and Cessna Aircraft 172A, and 16 more aircraft configurations model, serial range, and configuration?
- 02Which powerplant configuration, limits, instruments, and maintenance data apply?
- 03Who can legally supply the design data, kit, instructions, and ICAs?
- 04What parts, labor, conformity, and return-to-service work are excluded?
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