# STC SA00534SE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: SMR Technologies, United States
- Description: Replacement of certain BF Goodrich pneumatic deicer boots
- Applied: January 29, 1998
- Status date: May 4, 2000
- Product: Aircraft, Small Airplane
- Certification basis: Part 21
- Data sheets: [TCDS 2A4](https://openairdocs.org/tcds/2A4)
- Certificate PDF: https://openairdocs.org/files/sha256/1d/db/1ddb2ed1124da14176da17b163c141dd33469f55cb44f36ecd3fa0b41cd1d45a
- Approved model list and other attachments: [SA00534SE_AML.pdf](https://openairdocs.org/files/sha256/34/59/3459ebed37721b88115e1d19a59995db522d0cd6c89061cf35c02d34bc37187d)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/00ADCB12A22C54E686257A45004EEABE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00534SE

## ADs that name it (0)

None.

## Approved models (6)

- Twin Commander Aircraft LLC 685 ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 690 ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 690A ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 690B ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 690C ([TCDS 2A4](https://openairdocs.org/tcds/2A4))
- Twin Commander Aircraft LLC 690D ([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 SA00534SE This certificate, issued to: SMR Technologies 1778 West State Route 224, Suite A Tiffin, OH 44883 Part * of the * Regulations.

Original ProductType Certificate Number: *See attached FAA Approved Model List (AML) Make: No. SA00534SE for a list of approved airplane Model: models and applicable airworthiness regulations.

Description of the Type Design Change: Replacement of certain BF Goodrich pneumatic deicer boots in accordance with the provisions of FAA AML No. SA00534SE dated July 14, 1998, or later FAA approved revision.

Limitations and Conditions: Approval of this change in type design extends to the airplane models listed on the AML with previously approved deicer boots only. Intermix of these deicer boots with previously approved deicer boots is permitted. 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 relationship between this change and any of those other previously approved modifications will produce no adverse effect upon the airworthiness of that propeller. A copy of this Certificate and FAA AML SA00534SE 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.

This certificate and the supporting data which is the ba sis for approval shall remain in effect until surrendered, suspended, revoked, or a termination date is otherwise established by the Administrator of the Federal Aviation Administration.

Date of application: January 29, 1998 Date reissued: May 4, 2000 Date of issuance: July 14, 1998 Date amended:

(Signature) Acting Manager, Seattle Aircraft Certification Office (Title)

### SA00534SE_AML.pdf

**SMR TECHNOLOGIES FAA APPROVED MODEL LIST (AML) NO. SA00534SE FOR**

INSTALLATION OF SMR TECHNOLOGIES PNEUMATIC DE-ICERS ISSUED July 14, 1998 PAGE 1 OF 1

**ITEM AIRPLANE MAKE**

**AIRPLANE MODEL TYPE**

**CERTIFICATE NUMBER**

**CERTIFICATION BASIS FOR**

**ALTERATION**

**FAA MASTER**

DRAWING LIST ______________

**NUMBER REV SMR**

**TECHNOLOGIES**

**PART NUMBER**

**REPLACEMENT FOR**

**BFGOODRICH**

**PART NUMBER AML**

**REVISION DATE**

1. Twin Commander 685, 690, 690A, 690B

**2A4 CAR 3 MDL-0006 A**

**SMR5015-01**

25S7D5015-01

8/27/98

2. Twin Commander 685, 690, 690A, 690B 2A4 CAR 3 MDL-0006 A SMR5015-02 25S7D5015-02 8/27/98

3. Twin Commander 685, 690, 690A, 690B 690C SN 11600-11718 695 SN 95000-95086 690C SN 11719 UP 695 SN 95087 UP 695A SN 96015 UP 690D 2A4 CAR 3 MDL-0006 A SMR5015-03 25S7D5015-03 8/27/98

4. Twin Commander 685, 690, 690A, 690B 690C SN 11600-11718 695 SN 95000-95086 690C SN 11719 UP 695 SN 95087 UP 695A SN 96015 UP 690D 2A4 CAR 3 MDL-0006 A SMR5015-04 25S7D5015-04 8/27/98

5. Twin Commander 685, 690, 690A, 690B 690C SN 11600-11718 695 SN 95000-95086 2A4 CAR 3 MDL-0006 A SMR5015-05 25S7D5015-05 8/27/98

Approved: __________________________________________ Acting Manager, Seattle A i r c r a f t C e r t i f i c a t i o n O f f i c e

Amended: August 12, 1998, August 27, 1998 Reissued: May 4, 2000

## Every issue (1)

- May 4, 2000: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1d/db/1ddb2ed1124da14176da17b163c141dd33469f55cb44f36ecd3fa0b41cd1d45a), [SA00534SE_AML.pdf](https://openairdocs.org/files/sha256/34/59/3459ebed37721b88115e1d19a59995db522d0cd6c89061cf35c02d34bc37187d)

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