# STC SA12399LA

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Blackhawk Modifications LLC, United States
- Description: Replacement of the original Starter-Generator with an Ametek MG94K-1 or MG94K-2
- Applied: November 14, 2025
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A60EU](https://openairdocs.org/tcds/A60EU)
- Certificate PDF: https://openairdocs.org/files/sha256/99/b7/99b7dcb7f0c3c05669078f3b330a4834399382d42f0b4e95164a247c4f586006
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID102162604320260604134154.0001
- DRS record last changed: June 9, 2026
- Page: https://openairdocs.org/stc/SA12399LA

## ADs that name it (0)

None.

## Approved models (1)

- Daher Aircraft SAS TBM 700 ([TCDS A60EU](https://openairdocs.org/tcds/A60EU))

## 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.

SA12399LA Blackhawk Modifications LLC 7601 Karl May Drive Waco, Texas 76708 Part 23 Title 14 CFR A60EU Daher Aircraft, SAS TBM 700 The installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the aircraft. The approval of this modification applies to the above-noted airplane model series only. (Page 3 continued) 11/14/2025 05/28/2026 for Manager, West Certification Branch 3 Replacement of the original Starter-Generator with an Ametek MG94K-1 or MG94K-2 Starter-Generator in accordance with FAA approved Master Drawing List 202405-000 revision IR dated February 17, 2026 or later FAA approved revisions. Instructions for Continued Airworthiness are contained in document number 202405-10 revision IR dated (Page 3 continued)

SA12399LA 05/28/2026 3

SA12399LA 05/28/2026 Description of Type Design Change continued:

...February 16, 2026 or later FAA accepted revisions.

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.

- This modification is eligible on TBM 700 in the following serial number range: 244-999 (excluding 687 and including 205/240).

- This STC is compatible with Blackhawk Modifications LLC STC SA12179DE, Replacement of the original Pratt and Whitney PT6A-64 engine with a Pratt and Whitney PT6A-66D engine

- This STC is compatible with Hartzell Propeller LLC STC SA03291CH, Installation of Hartzell propeller model HC-E5N-3C/NC8834K

Certification Basis:

The certification basis for this modification is the same as the basic aircraft as outlined in FAA TCDS A60EU

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## Every issue (1)

- Undated: Issued, Current. [certificate](https://openairdocs.org/files/sha256/99/b7/99b7dcb7f0c3c05669078f3b330a4834399382d42f0b4e95164a247c4f586006)

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