# STC ST00159LA

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Ancra International LLC, United States
- Description: Installation of partial power drive unit.
- Applied: April 8, 1996
- Status date: September 3, 2019
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A20WE](https://openairdocs.org/tcds/A20WE)
- Certificate PDF: https://openairdocs.org/files/sha256/ad/75/ad758d78510decd23e8316ff1b9e2a4701249af25eb5c4abc9966bad0506c7af
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/86C61AFCD4B15CB3862585D800407FDB.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/ST00159LA

## ADs that name it (0)

None.

## Approved models (1)

- The Boeing Company 747-200F Series ([TCDS A20WE](https://openairdocs.org/tcds/A20WE))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

Ancra International LLC 601 South Vincent Avenue Azusa, CA 91702 25* .

* See Type Certificate Data Sheet A20WE for certification basis.

Description of Type Design Change: Installation of partial power drive unit in accordance with FAA approved Ancra International Corporation Controlled Drawing List DL 82700, Revision “A”, dated February 22, 1996, or later FAA approved revision.

Limitations and Conditions: The approval of this installation applies to the above noted airplane model series only. This approval should not be extended to other specific airplanes of this model series on which other approved modifications are incorporated unless it is determined that the interrelationship between this change and any of those other previously approved configurations will not introduce any adverse effect upon the airworthiness of that aircraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

October 16, 1995

April 8, 1996

October 8, 1996; March 29, 2012; September 3, 2019

(Signature) Manager, Technical & Administrative Support Section Los Angeles ACO Branch (Title) A20WE

Boeing

747-200F Series

## Every issue (2)

- September 3, 2019: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ad/75/ad758d78510decd23e8316ff1b9e2a4701249af25eb5c4abc9966bad0506c7af)
- March 29, 2012: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/bb/ec/bbecb382dbc501e0a966bf5341a4ce473f46740ec07f0de7d7d37cfab71bdf1b)

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