# STC SH5246NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Precision Air Inc, United States
- Description: Installation of 10,000 lb. capacity sling system and fuselage mounting hard points.
- Applied: February 28, 1992
- Status date: May 31, 1996
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15)
- Certificate PDF: https://openairdocs.org/files/sha256/02/6f/026fbdd6a0950199e9d03f6933d392a6e4db9807cda02110d7efc46664f572fc
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/266967095F51D5708625797C007531AE.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH5246NM

## ADs that name it (0)

None.

## Approved models (1)

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

## 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: SH5246NM This certificate issued to: Precision Air, L.L.C.

Part 1 of the Civil Air Regulations.

Original Product Type Certificate Number: 1H15 Make: Sikorsky Model: S-61N Description of Type Design Change:

Installation of 10,000 Ib. capacity sling system and fuselage mounting hard points per Rocky Mountain Helicopters, Inc. Master Drawing List, MDL-032092, Rev. N/C, dated March 20, 1992, or later FAA approved Limitations and Conditions:

1. Approval of this change in type design applies to the above model rotorcraft only. This approval should not be extended to rotorcraft 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 rotorcraft.

2. Main rotor blades as listed in Airworthiness Directive (AD) 85-18-05 R2, most recent revision, must be installed.

3. Major equipment as listed in Type Certificate Data Sheet (TCDS) 1H15, Note 13, must be installed.

4. Backup structure for hardpoints at station 290 and 243.5 must be installed per Sikorsky drawings S6120- 72233-131 and S6120-73120-106 respectively. This structure may not be present in S-61N rotorcraft prior to S/N 61465, and must be installed prior to incorporation of this STC.

5. A copy of this Certificate, and FAA Approved Flight Manual Supplement dated April 9, 1992, must be maintained as part of the permanent records for the modified aircraft.

Date of Application: February 28, 1992 Date Reissued: 3/16/95; May 31, 1996 Date of Issuance: April 9, 1992 Date Amended:

FEDERAL By direotion of the Idministr RONALD F. MAY (Signature) Manager "OMIST RATION Denver Aircraft Certification Office Northwest Mountain Region, Denver, Colorado (Title)

## Every issue (1)

- May 31, 1996: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/02/6f/026fbdd6a0950199e9d03f6933d392a6e4db9807cda02110d7efc46664f572fc)

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