# STC SH1661SO

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Ephraim Nowak, United States
- Description: Fabrication and installation of wind sceen.
- Applied: June 19, 1984
- Status date: December 8, 2023
- Product: Aircraft, Rotorcraft
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW)
- Certificate PDF: https://openairdocs.org/files/sha256/79/ed/79ed451dc936f8bf3266496605755edc84d4258e0d4d1d1d09153d664f18d5a8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID177414770920231213153253.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SH1661SO

## ADs that name it (0)

None.

## Approved models (5)

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

## 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.

SH1661SO Ephraim Nowak 535 Buena Vista Ave, Apt 109 Alameda, CA 94501, USA Part 6 Civil Air Regulations H2SW Bell 206A, 206B, 206L, 206L-1, 206L-3 Fabrication and installation of wind screen in accordance with Wind Screen Installation and Adjustment Instructions, dated July 19, 1986, and Drawing No. 60000-G11, Revision “A”, dated July 21, 1986.

The approval of this change applies basically to Bell Models 206A, 206B, 206L, 206L-1, 206L-3 helicopters. This approval should not be extended to other helicopters of this model 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... (Continued on Page 3) June 19, 1984 December 8, 2023 August 27, 1984 September 22, 1986 (for) Christina M. Underwood Manager, East Certification Branch 3

SH1661SO 3

SH1661SO Limitations and Conditions: (Continued) ... modifications will produce no adverse affect upon the airworthiness of that helicopter. This determination should include consideration of significant changes in weight distribution such as an increase in the fixed disposable weight in the fuselage.

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

## Every issue (1)

- December 8, 2023: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/79/ed/79ed451dc936f8bf3266496605755edc84d4258e0d4d1d1d09153d664f18d5a8)

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