# STC SR00133BO

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Sikorsky Aircraft Corporation, United States
- Description: Installation of Honeywell MK XXII EGPWS Helicopter Terrain Awareness and Warning System (HTAWS).
- Applied: August 1, 2000
- Status date: June 20, 2006
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21, Part 29
- Data sheets: [TCDS H1NE](https://openairdocs.org/tcds/H1NE)
- Certificate PDF: https://openairdocs.org/files/sha256/fe/77/fe778b389a6adbe55fc6afd8227086c51e376eb34121e80b94cf04460587b65b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/305B56629430ED388625719A006797E9.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR00133BO

## ADs that name it (0)

None.

## Approved models (2)

- Sikorsky Aircraft Corporation S-76B ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))
- Sikorsky Aircraft Corporation S-76C ([TCDS H1NE](https://openairdocs.org/tcds/H1NE))

## 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.

FAA Form 8110-2(10-68) Page 1 of 2 Number SR00133BO This Certificate issued to Sikorsky Aircraft Corporation 6900 Main Street Stratford, Connecticut 06497-9129

Part 29 of the Federal Aviation Regulations.

Original Product Type Certificate Number : H1NE Make : Sikorsky

Model : S-76B, S-76C

Installation of Honeywell MK XXII EGPWS Helicopter Terrain Awareness and Warning System (HTAWS) in accordance with Sikorsky Aircraft Corporation Top Kit Parts List Drawing 33776-61412-( ) Revision B, dated 01/26/01 or later FAA-approved revision.

Configuration A With Engine Torque Input

1. Sikorsky Aircraft Corporation Rotorcraft Flight Manual Supplement No. 158 for Models S-76B/C/C+/C++, dated February 9, 2001, or later FAA-approved revision, is required when Honeywell EGPWS P/N 965-1590-XXX Series is installed and must be carried in the aircraft during all flights.

Date of application : August 1, 2000

Date of issuance : February 9, 2001 Date reissued :

Date amended : May 22, 2001; July 8, 2003; June 20, 2006

( Signature) Robert G. Mann Manager, Boston Aircraft Certification Office

(Title)

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

Number SR00133BO Date Amended: May 22, 2001; July 8, 2003; June 20, 2006

Limitations and Conditions (Cont’d):

2. Sikorsky Aircraft Corporation Rotorcraft Flight Manual Supplement No. 159 for Models S-76B/C/C+/C++, dated June 20, 2006, or later FAA-approved revision, is required when Honeywell EGPWS P/N 965-1595-XXX Series is installed and must be carried in the aircraft during all flights

3. Compatibility of this design with previously approved modifications must be determined by the installer.

Configuration B Without Engine Torque Input

1. Sikorsky Aircraft Corporation Rotorcraft Flight Manual Supplement No. 20 for Model S-76C, Aircraft 70426, dated July 8, 2003, or later FAA-approved revision, is required and must be carried in the aircraft during all flights.

2. Compatibility of this design with previously approved modifications must be determined by the installer.

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.

….END….

## Every issue (1)

- June 20, 2006: Amended, Current. [certificate](https://openairdocs.org/files/sha256/fe/77/fe778b389a6adbe55fc6afd8227086c51e376eb34121e80b94cf04460587b65b)

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