# STC SH81WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: IHP Worldwide, Inc., United States
- Description: Installation of engine air inlet screens.
- Applied: August 24, 1967
- Status date: August 14, 2001
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15)
- Certificate PDF: https://openairdocs.org/files/sha256/09/e7/09e72b99ae6e802dc5aada76804ce4efd1d78bfe6990a9f5b9e6c21ac923d07e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/16DA6FCEF307CF3A85256CC2006222E9.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH81WE

## ADs that name it (0)

None.

## Approved models (1)

- Sikorsky Aircraft S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15))

## What the certificate says

The certificate is a scan without a text layer; open the PDF to read it.

## Every issue (1)

- August 14, 2001: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/09/e7/09e72b99ae6e802dc5aada76804ce4efd1d78bfe6990a9f5b9e6c21ac923d07e)

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