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Other aircraft modifications

STC SL898SO

FAA DRS lists SL898SO as Current · Reissued, held by McGrath Michael D, for McNeely Sr John A A50S. Recorded change: Modification of Model A50S hot air balloon by adding 2 appendages to the envelope and an additional burner. Snapshot dated June 30, 2026.

FAA-listed holder
McGrath Michael D
Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Modification of Model A50S hot air balloon by adding 2 appendages to the envelope and an additional burner.

SL898SO 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: McNeely Sr John A A50S. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

McNeely Sr John A A50SA15SO

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact McNeely Sr John A A50S model, serial range, and configuration?
  2. 02Which configuration, parts, installation data, limitations, and ICAs apply?
  3. 03Who can legally supply the design data, kit, instructions, and ICAs?
  4. 04What parts, labor, conformity, and return-to-service work are excluded?