# STC SH2728NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Paravion Technology Inc, United States
- Description: Installation of a bleed air cabin heating system.
- Applied: December 4, 1985
- Status date: October 29, 1992
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- Certificate PDF: https://openairdocs.org/files/sha256/a1/a6/a1a6de45afd767219089c0a59504aecfc6c2a986d66b0a1c8897d1614d9719c9
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/55317EA06A0E19FA85256CC2005C304B.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH2728NM

## ADs that name it (0)

None.

## Approved models (6)

- Bell Helicopter Textron Canada Limited 206A ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron Canada Limited 206B ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron Canada Limited 206L ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron Canada Limited 206L-1 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron Canada Limited 206L-3 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))
- Bell Helicopter Textron Canada Limited 206L-4 ([TCDS H2SW](https://openairdocs.org/tcds/H2SW))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SH2128NM This certificate issued to: Paravion Techno109Y, InC.

Part 6 of the CiVil A ir Regulations.

Original Product -Type Certificate Number: H2SW Make: Bell Helicopter Textron Model: 206А, 206B, 2061, 2061-1, 2061-3, 2061-4 Description of Type Design Change:

Installation of a bleed air cabin heating system in accordance with Drawing List DL-206H, Revision N/C, FAA approved December 30, 1985, or later FAA approved revision.

FAA Approved Flight Manual Supplement for Bell Helicopter Models 206A and 206B dated December 30, 1985, or later FAA approved revision is required.

FAA Approved Flight Manual Supplement for Bell Helicopter Models 206L, 206L-1, 206L-3, and 2061-4 dated March 4, 1986, or later FAA approved revision is required.

Date of Application: December 4, 1985 Sule missued: 7/23/86 Date of Issuance: December 30, 1985 Jale unended: 3/4/86; 6/23/86; 7/22/88;

FEDERAL AVIATION 'By direction if · the diministral 29/92 a T MINISTRATOS RICHARD E. JENNINGS (Signature) Denver Aircraft Certification Field Office Supervisor Northwest Mountain Region, Denver, Colorado

47.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate (Continuation Sheet) Number: SH2728NM This STC also appiles to Bell Models 206A, 206B, and 2061 helicopters with Allison 250-C20R engines installed in accordance with STC SH4179NM and SH4169NM, respectively. Additionally, this STC also applies to Bell 206B helicopters with Allison 250-C20R/2 and 250-C20R/4 engines with the performance improvement installation in accordance with STC SH4729NM.

This approval should not be extended to aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship between this change and any other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

---END

47.

## Every issue (1)

- October 29, 1992: Amended, Current. [certificate](https://openairdocs.org/files/sha256/a1/a6/a1a6de45afd767219089c0a59504aecfc6c2a986d66b0a1c8897d1614d9719c9)

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