# STC SA706GL

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Kaman Corporation Aircraft Wheel and Brake LLC, United States
- Description: Install Cleveland conversion kit P/N 199-122 (for aircraft using MIL-H05606 brake fluid), or199-122A (for aircraft using 'Skydrol' brake fluid).
- Applied: June 30, 1983
- Status date: September 19, 2022
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS 6A1](https://openairdocs.org/tcds/6A1)
- Certificate PDF: https://openairdocs.org/files/sha256/7f/eb/7febe68f45952f286940608409bf248720cb6d1c1a703aefdf65046290725494
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID187595459520250702164346.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA706GL

## ADs that name it (0)

None.

## Approved models (5)

- Twin Commander Aircraft Corporation 500 ([TCDS 6A1](https://openairdocs.org/tcds/6A1))
- Twin Commander Aircraft Corporation 500-A ([TCDS 6A1](https://openairdocs.org/tcds/6A1))
- Twin Commander Aircraft Corporation 500-B ([TCDS 6A1](https://openairdocs.org/tcds/6A1))
- Twin Commander Aircraft Corporation 500-S ([TCDS 6A1](https://openairdocs.org/tcds/6A1))
- Twin Commander Aircraft Corporation 500-U ([TCDS 6A1](https://openairdocs.org/tcds/6A1))

## 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.

for SA706GL Kaman Corporation Aircraft Wheel and Brake, LLC 1160 Center Road Avon, OH 44011 Part 3 Civil Air Regulations 6A1 Twin Commander Aircraft LLC 500, 500A, 500B, 500S, 500U Install 1 Cleveland Conversion kit P/N 199-122, Revision B, dated April 1 27, 1988, (for aircraft using MIL-H05606 brake fluid); or 199-122A, Revision B, dated April 27, 1988 (for aircraft using "Skydrol" brake fluid) in accordance with installation drawing 50-86, Revision C, dated April 27, 1988, or later FAA Approved revisions.

This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will introduce no adverse effect upon...

June 30, 1983 September 19, 2022 September 8, 1983 April 28, 1988 Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 3

SA706GL 3

SA706GL Date Reissued: September 19, 2022

(Continued from Page 1: Limitations and Conditions) the airworthiness of the aircraft.

----------END---------- 3 3

## Every issue (1)

- September 19, 2022: Amended, Current. [certificate](https://openairdocs.org/files/sha256/7f/eb/7febe68f45952f286940608409bf248720cb6d1c1a703aefdf65046290725494)

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