# STC SA5154NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Mr. Andrew Donohue, United States
- Description: Installation of a Lycoming T53-L7 turbine engine equipped with a Hamilton Standard 53C51 propeller.
- Applied: September 26, 1988
- Status date: September 10, 2012
- Product: Aircraft, Small Airplane
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A47EU](https://openairdocs.org/tcds/A47EU)
- Certificate PDF: https://openairdocs.org/files/sha256/aa/a9/aaa9899d0dd626df9ff8fcb12e3674cdef232b40f44bc7ad39ccbb8ecc80fb77
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/886471362AA823BD86257A79005747B9.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA5154NM

## ADs that name it (0)

None.

## Approved models (1)

- Polskie Zaklady Lotnieze Spolka zo.o PZL M18 ([TCDS A47EU](https://openairdocs.org/tcds/A47EU))

## 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.

Number SA5154NM

This certificate, issued to Mr. Andrew Donohue 505 W. 6th Avenue Bristow, OK 74010

Part 23 of the Federal Aviation Regulations.

Original Product⎯Type Certificate Number: A47EU Make: Polskie Zaklady Lotnicze (PZL) Spolka - formerly Wytwornia Sprzetu Komunikacyjnegc (PZL Mielec) Model: PZL M18

Description of the Type Design Change: Installation of a Lycoming T53-L7 turbine engine equipped with a Hamilton Standard 53C51 propeller. Engine, propeller and related modifications installed per Delton E. Macy photographs (1) through (28), dated 5/10/91, or later Federal Aviation Administration (FAA) approved revision.

Limitations and Conditions: Data pertaining to this modification are considered inadequate for other aircraft.

This approval is limited to the installation in the PZL Spolka, PZL M18, Serial No. 1Z008-06, R/N N27327, only. A copy of this certificate and FAA-approved Airplane Flight Manual dated May 8, 1991, or later FAA-approved revision, must be maintained as part of the permanent records for the modified 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.

Date of application: September 26, 1988 Date reissued: September 10, 2012 Date of issuance: May 8, 1991 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)

Number SA5154NM

Mr. Andrew Donohue Issued: May 8, 1991 Reissued: September 10, 2012 Amended:

**SUPPLEMENTAL TYPE CERTIFICATE (STC) ADDENDUM NO. SA5154NM**

The conditions and limitations of Type Certificate Data Sheet No A47EU apply except where superseded by the following:

This Supplemental Type Certificate Addendum, which is part of STC SA5154NM, prescribes the conditions and limitations under which the product for which the STC was issued meets the airworthiness requirements of the Federal Aviation Regulations. A copy of this STC Addendum is required to be maintained as part of the permanent records for the modified aircraft.

SUPPLEMENTAL TYPE CERTIFICATE HOLDER: Mr. Andrew Donohue

Model PZL M18, (RESTRICTED CATEGORY) AS MODIFIED BY STC SA5154NM.

Engine: Lycoming T53-L7 Turbine Engine,

Rating: Takeoff (5 min.) at sea level, 1100 hp Maximum continuous at sea level, 1000 hp

Fuel: MIL-J-5624, Grades JP-4 or JP-5 or equivalent.

Oil: Synthetic type conforming to MIL-L-7808.

Propeller: Hamilton Standard Model 53C51, 3 blade, variable pitch, constant speed, reversible.

Diameter: 120 inches, 117 inches minimum

Oil: MIL-H-5606

- END -

**FAA FORM 8110-2-1 (10-69) PAGE 3 OF 3 PAGES**

## Every issue (2)

- September 10, 2012: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/aa/a9/aaa9899d0dd626df9ff8fcb12e3674cdef232b40f44bc7ad39ccbb8ecc80fb77)
- May 8, 1991: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/e4/6f/e46f4a35aaabea5ead7236851ef0578d436c1b2664aa8ccda4e4210c1e3c539f)

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.