# STC ST00266AT

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Airborne Express Incorporated, United States
- Description: Installation of Pratt & Whitney JT3D-3B Engine with long duct nacelles and cutback pylons
- Applied: July 16, 1991
- Status date: January 15, 2002
- Product: Aircraft, Large Airplane
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- Certificate PDF: https://openairdocs.org/files/sha256/48/c7/48c731941e1f0733dabe1033f9704909c29e74055ad788defeda756ab0e500c6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID139627793420260903190026.0001
- DRS record last changed: September 3, 2026
- Page: https://openairdocs.org/stc/ST00266AT

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company DC-8-61 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (4)

- January 15, 2002: Amended, Current. [certificate](https://openairdocs.org/files/sha256/48/c7/48c731941e1f0733dabe1033f9704909c29e74055ad788defeda756ab0e500c6)
- June 6, 1997: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/e6/e2/e6e2a6e4f18a7c1b552bda9a2ca3bd1f82100e4d760ba055eca71caed6bc2bbf)
- August 8, 1994: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/a7/21/a721535bcc36da338bd77655980ac207f8113c3010413e792f5ba68ca3aea05d)
- July 13, 1993: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/92/d0/92d04d756605f449db6f50bb51879df38b7c4023a89ddef67e84339d2d416537)

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