# STC SA02449SE

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Spur Aviation Services, LC, United States
- Description: Conversion
- Applied: September 3, 2013
- Status date: August 13, 2015
- Product: Aircraft, Small Airplane
- Certification basis: Part 3, Part 21
- Data sheets: [TCDS 2A4](https://openairdocs.org/tcds/2A4)
- Certificate PDF: https://openairdocs.org/files/sha256/bd/af/bdaf181e6db3ff7c4dbb6cdd168bc1b928b8d535d0912af1548ef8740c870fa6
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/41B3BB05DB1CD59386257EA100532499.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA02449SE

## ADs that name it (0)

None.

## Approved models (3)

- Twin Commander Aircraft LLC 680-T ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 680-V ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 680-W ([TCDS 2A4](https://openairdocs.org/tcds/2A4))

## 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 SA02449SE

This certificate, issued to Spur Aviation Services, LC 203 Joslin Way Twin Falls, ID 83301

Part 3 of the Civil Air Regulations.

Original ProductType Certificate Number: 2A4 Make: Twin Commander Model: 680T, 680V, & 680W

Description of the Type Design Change: Conversion of Twin Commander Models 680T, 680V, and 680W in accordance with Conversion Instruction No. 100-1, Revision Original, dated August 4, 2015, or later Federal Aviation Administration (FAA) approved revision. Maintained in accordance with Supplemental Instructions for Continued Airworthiness No. 100-2, Revision Original, dated August 4, 2015, or later FAA-accepted revision.

Limitations and Conditions: Approval of this change in type design applies to the above model aircraft only.

This approval should not be extended to other aircraft of these model series unless the installer determines that the relationship between this change and any other previously incorporated approved modifications will introduce no adverse effect upon the airworthiness of that aircraft.

A copy of this certificate and ICA, 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 3, 2013 Date reissued:

Date of issuance: August 13, 2015 Date amended:

(Signature)

Manager, Seattle Aircraft Certification Office (Title)

## Every issue (1)

- August 13, 2015: Issued, Current. [certificate](https://openairdocs.org/files/sha256/bd/af/bdaf181e6db3ff7c4dbb6cdd168bc1b928b8d535d0912af1548ef8740c870fa6)

---
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.