# STC SH4310NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: RSG Aviation Inc., United States
- Description: Installation of the Model 2110 Vibration Isolation Mount with a FLIR 2000 Series Infrared Imager or a Spectrolab SX-16 Nightsun
- Applied: January 27, 1988
- Status date: August 5, 2024
- Product: Aircraft, Rotorcraft
- Certification basis: Part 29
- Data sheets: [TCDS H13EU](https://openairdocs.org/tcds/H13EU)
- Certificate PDF: https://openairdocs.org/files/sha256/ac/cb/accbc1661211fec8ded62a81614690e43c6933cc71bbc70d5f9d74630d605318
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID181881588620240807133842.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SH4310NM

## ADs that name it (0)

None.

## Approved models (4)

- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-1 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-3 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 A-4 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))
- Airbus Helicopters Deutschland GmbH MBB-BK 117 B-1 ([TCDS H13EU](https://openairdocs.org/tcds/H13EU))

## 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.

SH4310NM RSG Aviation, Inc.

3901 North Main St. Hangar 2 South Fort Worth, Texas 76106 Part 29 the Federal Aviation Regulations * H13EU Airbus Helicopters Deutschland GmbH (AHD) MBB-BK 117 A-1, A-3; A-4 and B-1 Installation of the Model 2110 Vibration Isolation Mount with a FLIR 2000 Series Infrared Imager or a Spectrolab SX-16 Nightsun in accordance with FLIR Systems, Inc. Drawing List No. M-2110, Revision A, dated August 26, 1988, for the FLIR Imager, FLIR Systems, Inc. Drawing List No. M-2110, dated April 12, 1988, for the Nightsun, or later FAA approved revision.

NOTE: If the vibration isolation mount has the Nightsun attached, this is a structural approval only. Any electromagnetic interference which may occur when the Nightsun is connected to the rotorcraft electric system has not been evaluated.

(See Continuation Sheet 3 of 4) January 27, 1988 May 27, 2003; September 12, 2003; March 10, 2010; May 30, 2024;

August 5, 2024 March 8, 2010 June 13, 1988; August 26, 1988; May 27, 2003 for Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 4

SH4310NM 4

SH4310NM Date of Issuance: March 8, 2010 Date Amended: May 27, 2003 Date of Reissuance: May 30, 2024

*Effective February 1, 1965, plus Amendments 29-1 through 29-16, Equivalent Safety Findings as listed on TCDS No. H13EU and FAR 21.29.

Approval of this change in type design applies to the above model rotorcraft only. A copy of this Certificate, Continuation Sheet, and FAA approved Flight Manual Supplement for the Spectrolab SX-16 Nightsun or the FLIR 2000 Series Imager must be maintained as part of the permanent records for the modified rotorcraft.

The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

a. Limitations for both SX-16 Nightsun and 2000 Series FLIR:

1. The rubber anti-vibration mounds, P/N MIC25-00180, must be checked for condition every annual and/or 100 hour inspection. Replace as necessary.

2. Retractable landing light must be replaced with fixed landing light, MBB P/N 117-86681.

3. Dual pitot sensors must be relocated forward of the isolation mount in accordance with MBB Kit 117-86251.

4. Reduced ground clearance requires a flat or prepared surface for takeoff and landing.

SH4310NM Date of Issuance: March 8, 2010 Date Amended: May 27, 2003 Date of Reissuance: May 30, 2024

b. Limitation for 2000 Series FLIR:

Antenna from other avionics should not be located nearer than six (6) feet from the Imager/PPS assembly.

c. Limitations for Spectrolab SX-16 Nightsun:

The following placard must be installed within plain view of the pilot when the Spectrolab SX-16 Nightsun is installed on the rotorcraft:

Nightsun must be in the stowed (horizontal) position for takeoff and landing

-END- 4 4

## Every issue (3)

- August 5, 2024: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/ac/cb/accbc1661211fec8ded62a81614690e43c6933cc71bbc70d5f9d74630d605318)
- March 10, 2010: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/96/a5/96a54572cd3cf0ca4e497318b3375be9493970629778d0406d3d4170efb612d7)
- September 12, 2003: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/58/13/58139d8fce82b4a9d19369bcb318ad81b5fea31dc7110f80addcd2d7cbd10eab)

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