# STC SH5237NM

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Paravion Technology Inc, United States
- Description: Installation of Pneumatic door actuators on left and right cabin doors.
- Applied: November 25, 1991
- Status date: January 21, 1992
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS H10WE](https://openairdocs.org/tcds/H10WE)
- Certificate PDF: https://openairdocs.org/files/sha256/03/18/03180a35787ea10e65f3394d6c7055d3945e8ec4ec92efd60847a4f01d86a97e
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/8A01E7793ADB6B3B85256CC2005C32E1.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH5237NM

## ADs that name it (0)

None.

## Approved models (4)

- Robinson Helicopter Company R22 ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 ALPHA ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 BETA ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))
- Robinson Helicopter Company R22 MARINER ([TCDS H10WE](https://openairdocs.org/tcds/H10WE))

## 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: SH5237NM This certificate issued to: Paravion Techno10gy, Inc.

Part 27 of the ederal Aviation Regulations.

Original Product -Typebertificato Number: H1OWE Make: Robinson Model: R22, R22 Alpha, R22 Beta, R22 Mariner Description of Type Design Change:

Installation of Pneumatic Door Actuators on left and right Cabin Doors in accordance with Paravion Technology, Inc. Master Drawing List No.

R22-DA-100DL, dated December 6, 1991, FAA approved January 21, 1992 or later FAA approved revision.

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 of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft.

Date of Application: November 25, 1991 Date Reissued:

Date of Issuance: January 21, 1992 Date Amended:

FEDERAL AVIATION RICHARD E. JENNINGS Signalure) Supervisor TOMINISTRATO Denver Aircraft Certification Field Office Northwest Mountain Region, Denver, Colorado (Title)

47.

## Every issue (1)

- January 21, 1992: Issued, Current. [certificate](https://openairdocs.org/files/sha256/03/18/03180a35787ea10e65f3394d6c7055d3945e8ec4ec92efd60847a4f01d86a97e)

---
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.