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Aircraft structures

STC SA603EA

FAA DRS lists SA603EA as Current · Reissued, held by Black Cat Aviation Inc., for New Piper Aircraft PA-31 and New Piper Aircraft PA-31-300. Recorded change: Addition of a 32 inch high door on L.H. side of fuselage between fuselage stations 244 - 261 in accordance with drawings and instructions listed in: 1. Reading Aviation Service, Incorporated Drawing List No. 2276 Revision C dated April 10, 1970. 2. Reading Aviation Service, Incorporated Installation Instructions, Sheet No. N2276, Revision A dated June 27, 1968. Snapshot dated June 30, 2026.

FAA-listed holder
Black Cat Aviation Inc.
Aircraft configurations
2
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Addition of a 32 inch high door on L.H. side of fuselage between fuselage stations 244 - 261 in accordance with drawings and instructions listed in: 1. Reading Aviation Service, Incorporated Drawing List No. 2276 Revision C dated April 10, 1970. 2. Reading Aviation Service, Incorporated Installation Instructions, Sheet No. N2276, Revision A dated June 27, 1968.

SA603EA 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: New Piper Aircraft PA-31 and New Piper Aircraft PA-31-300. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

New Piper Aircraft PA-31A20SONew Piper Aircraft PA-31-300A20SO

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact New Piper Aircraft PA-31 and New Piper Aircraft PA-31-300 model, serial range, and configuration?
  2. 02Which configuration, loads, materials, inspections, and damage limits 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?

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