# STC SA1178CE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Dynamic Aviation Group Inc., United States
- Description: Install wing front spar reinforcement kit.
- Applied: September 29, 1975
- Status date: February 20, 2008
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21, Part 23
- Data sheets: [TCDS A14CE](https://openairdocs.org/tcds/A14CE)
- Certificate PDF: https://openairdocs.org/files/sha256/dd/e4/dde4a18fdb8d9f74ea3b420df8f2f3fd3995571727ad1575b933577330fa9cae
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/14F6B44F869972D586257471004B6376.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1178CE

## ADs that name it (3)

- [AD 92-15-13](https://openairdocs.org/ad/92-15-13): Wing Structure · Textron 99, 99A, 99A (FACH) and 4 more. Effective Aug 24, 1992. Cited in the text
- [AD 89-25-10](https://openairdocs.org/ad/89-25-10): Wing Main Spar Inspection · Textron 100, 65-90, 65-A90 and 10 more. Effective Jan 4, 1990. Cited in the text
- [AD 81-23-01 R1](https://openairdocs.org/ad/81-23-01-R1): Beech Kit or Supplemental Type Certificate · Textron 100, 65, 65-88 and 20 more. Effective Jan 4, 1982. Cited in the text

## Approved models (12)

- Raytheon Aircraft Company 100 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company 99 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company 99A ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company 99A (FACH) ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company A100 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company A100A ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company A100C ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company A99 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company A99A ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company B100 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company B99 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))
- Raytheon Aircraft Company C99 ([TCDS A14CE](https://openairdocs.org/tcds/A14CE))

## 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.

This certificate issued to: Dynamic Aviation Group, Inc.

1402 Airport Rd, PO Box 7 Bridgewater, VA 22812

Part 23 of the Federal Aviation Regulations.

Original Product - Type Certificate Number : A14CE Make : Beech Model : 99, 99A, 99A (FACH), A99, A99A, B99, C99, 100, A100, A100A, A100C, B100

Install wing front spar reinforcement kit per drawings and data listed by FAA approved copy of Aviadesign, Inc.

Engineering Order E.O.-B-8002.

1) This approval should not be extended to other specific airplanes of this model on which other previously approved modifications are incorporated, unless it is determined that the interrelationship between this change and any of these other previously approved modifications will introduce no adverse effect upon the airworthiness of that airplane.

2) Changes to the Airworthiness Limitations for the Model C99 and other 99 Series airplanes incorporating Beech wing spar kit 99-4023-1S are given in Aviadesign Airplane Flight Manual Supplement, FAA approved on October 28, 1991.

3) 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 reissued : October 18, 1978; May 9, 1980;

February 20, 2008 Date amended : April 8, 1980; May 15, 1985;

October 28, 1991; June 21, 2000 By direction of the Administrator

Original signed by Todd Dixon

( Signature) Todd G. Dixon Associate ACO Manager, Electrical Systems & Avionics Wichita Aircraft Certification Office (Title) Date of application : September 29, 1975 Date of issuance : November 10, 1975

## Every issue (1)

- February 20, 2008: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/dd/e4/dde4a18fdb8d9f74ea3b420df8f2f3fd3995571727ad1575b933577330fa9cae)

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