What it approves
Replace Pratt & Whitney JT3D-3B engines with JT3D-3C engines.
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
No AD in this release names this STC
Supplemental type certificate · Trans World Airlines Inc
- Holder
- Trans World Airlines Inc · United States
- Status
- Current · Issued
- Status date
- December 29, 1980
- Product
- Aircraft · Large Multi-Engine
- Certification basis
- Part 21
- Data sheet
- TCDS4A26
From FAA DRS. DRS record last changed December 5, 2025.