# STC SR01298LA

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Apical Industries Inc, United States
- Description: Installation of emergency float assemblies, p/n 20714-100 and 20715-100.
- Applied: August 18, 2000
- Status date: August 22, 2006
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS H4SW](https://openairdocs.org/tcds/H4SW)
- Certificate PDF: https://openairdocs.org/files/sha256/d6/c5/d6c5b93c6dc5be845469d67b5c07122838da86a65d8fbd99b30407915d14f8cf
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/87659A62EFC93F64862571F00077497D.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR01298LA

## ADs that name it (0)

None.

## Approved models (2)

- Bell Helicopter Textron 412 ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))
- Bell Helicopter Textron 412EP ([TCDS H4SW](https://openairdocs.org/tcds/H4SW))

## 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.

Part 29* of the Federal Aviation Regulations. *Certification basis is set forth in Type Certificate Data Sheet.

Description of Type Design Change: Installation of Apical Industries, Inc. Emergency Float Assemblies, Part Numbers 20714-100, and 20715-100, in accordance with FAA approved Apical Industries, Inc., Master Document List MD412-1, Revision E, dated February 4, 2002, or later FAA approved revision.

Apical Industries, Incorporated 2608 Temple Heights Dr.

Oceanside, California 92506 H4SW Make : Bell Helicopter Textron 412, 412 EP Model :

Date of application : August 18, 2000

Date of issuance : February 27, 2002

Date amended : November 08, 2002, August 22, 2006

( Signature) Project Manager, Cabin Safety/Mechanical & Environmental Systems Branch Los Angeles Aircraft Certification Office

( Title)

FAA Form 8110-2-1(10-69) Page 2 of 2

SR01298LA

Limitations and Conditions: (Continued)

1. Bell Helicopter Textron, Inc., Emergency Float Kit Part Number 412-706-004-137, or 412-706-004-143, or 412-706-004-149 must be installed prior to the installation of this STC.

2. The intermixed installation configuration between the following Apical Industries Inc. and Bell Helicopter Textron Inc. Emergency Float Assembly Part Numbers is not acceptable.

APICAL P/N BELL HELICOPTER TEXTRON P/N Forward and Mid Float 20715-100 412-050-013-117 Aft Float 20714-100 412-050-013-119

Note: The intermixed installation configurations per Apical Industries, Inc. Master Document List MD412-1, Revision H, dated August 14, 2002 are acceptable as described below:

LOCATION APICAL P/N BELL HELICOPTER TEXTRON P/N Forward and Mid Float 20715-100 412-050-013-117 Aft Float 20714-100 412-050-013-119

3. This approval requires the inspections and overhaul schedules to be performed as mandated by the Instruction for Continued Airworthiness, ICA 412-1, Revision N/C, dated August 28, 2000, or later FAA approved revision.

4. This installation should not be incorporated in any aircraft unless it is determined that the interrelationship between this installation and any previously approved configuration will not introduce any adverse effect upon the airworthiness of the 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.

## Every issue (1)

- August 22, 2006: Amended, Current. [certificate](https://openairdocs.org/files/sha256/d6/c5/d6c5b93c6dc5be845469d67b5c07122838da86a65d8fbd99b30407915d14f8cf)

---
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.