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Aircraft structures

STC ST01704SE

FAA DRS lists ST01704SE as Current · Reissued, held by Cascade Aviation Services Inc, for Boeing 727 Series. Recorded change: Installation of metallic window blanks a cockpit eyebrow windows# 4 and #5, including the associated interiors and systems changes. Snapshot dated June 30, 2026.

Aircraft configurations
1
FAA revision date
FAA status
Current · Reissued

Recorded modification

What the FAA record covers

Installation of metallic window blanks a cockpit eyebrow windows# 4 and #5, including the associated interiors and systems changes.

ST01704SE 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: Boeing 727 Series. Confirm the approved model list, serial effectivity, configuration, and certificate revision.

Buyer checks

Confirm before sourcing

  1. 01Does it cover the exact Boeing 727 Series 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?