# STC SA10616SC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: T-34 Mentors LLC, United States
- Description: Modifies the main wing spar center section carry through
- Applied: November 11, 2005
- Status date: August 20, 2020
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 5A3](https://openairdocs.org/tcds/5A3)
- Certificate PDF: https://openairdocs.org/files/sha256/b8/5a/b85a8c0522d6b08cebf637d8eb58373b25795c57cb168252d4b62ea57c84411a
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/E93335CDD129D7658625888A004CE801.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA10616SC

## ADs that name it (0)

None.

## Approved models (3)

- Textron Aviation Inc. 45 (Military YT-34) ([TCDS 5A3](https://openairdocs.org/tcds/5A3))
- Textron Aviation Inc. A45 (Military T-34A; B-45) ([TCDS 5A3](https://openairdocs.org/tcds/5A3))
- Textron Aviation Inc. D45 (Military T-34B) ([TCDS 5A3](https://openairdocs.org/tcds/5A3))

## 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.

FAA Form 8110-2 (7/19) Page 1 of 2

Number: SA10616SC

Parts 3 of the Civil Air Regulations.

Original Product – Type Certificate Number: 5A3 Make: Textron Aviation Model: 45(YT-34), A45(T-34-A, B-45), D45(T34B)

This Supplemental Type Certificate (STC) modifies the main wing spar center section carry through on Beechcraft Model 45, A45, B-45, D-45 (T-34A and T-34B) to improve is durability and damage tolerance. The original wing carry through channel (P/N 45-410215-31), which was made from 2024-T4 aluminum is replaced with a much heavier machined “H” beam made from 2024-T351 aluminum in accordance with Master Data List PIL-002-MDL, dated 19 July 2006, or later FAA approved revision.

Revised to allow the addition of Beech wing spar P/N 000-110010-1/-2, 95-110013-1/-2, or 000-110011-3/-4 to airplane eligibility.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

Date of Application: November 11, 2005 Date Reissued: November 6, 2017; September 6, 2019;

August 20, 2020

Date of Issuance: April 20, 2007 Date Amended: April 14, 2011

Signature

Title Acting Manager, Technical and Administrative Support Section Aviation Safety Los Angeles ACO Branch

T-34 Mentors LLC 2600 College Parkway, Hangar 34 Carson City, NV 89706

FAA Form 8110-2 (7/19) Page 2 of 2

Transfer the ownership of Supplemental Type Certificate Number: SA10616SC

To (Name and address of transferee)

From (Name and address of grantor)

## Every issue (4)

- August 20, 2020: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/b8/5a/b85a8c0522d6b08cebf637d8eb58373b25795c57cb168252d4b62ea57c84411a)
- September 6, 2019: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/e2/23/e22395861424cbecd0741e8b5a4256696fad3fcbbde946b105bfb381174fd0e0)
- November 6, 2017: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/cd/d7/cdd7b49b002eeb7cdf4bf7d6b85e22440eca34a8441241a2df628b36c3bf40c9)
- April 20, 2007: Amended, Historical. [certificate](https://openairdocs.org/files/sha256/d6/5a/d65a05c03ec3ea5cbf13f22082667e161529ec5c55839f5e1049c54c5f70253c)

---
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.