# N664FS: Sikorsky UH-60L

- Status: Valid registration
- Airframe: [Sikorsky UH-60L](https://openairdocs.org/model/sikorsky-uh-60l) (registry code 8141835, 18 seats)
- Data sheets: [TCDS R00116LA](https://openairdocs.org/tcds/R00116LA) (Air Resources Helicopters Inc.) (OpenAirDocs)
- Serial number: 84-23969
- Type: Rotorcraft
- Engine type: Turbo-shaft
- Certificate issued: March 24, 2025
- Expires: March 31, 2032
- Mode S code: A8C3A3
- Registered owner: [Endless Summer Aviation LLC](https://openairdocs.org/faa-owner/ENDLESS%20SUMMER%20AVIATION%20LLC)
- Location: [Salt Lake City, UT](https://openairdocs.org/faa-place/UT/Salt%20Lake%20City)
- Owner type: LLC
- Owner's area on the map: 40.8659° N, 112.0391° W: Placed by OpenAirDocs at the center of ZIP code 84116, within about 4 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=664FS
- Page: https://openairdocs.org/aircraft/N664FS

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Sikorsky UH-60L)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N664FS.

## FAA accident and incident reports

None matched to N664FS.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs) (6)

Approved for this aircraft's airframe or engine model, in force first, then newest. The registry doesn't record which STCs an aircraft has; its records do.

### Approved for the airframe (Sikorsky UH-60L)

- [STC SR02753LA](https://openairdocs.org/stc/SR02753LA): Installation of an engine Inlet Barrier Filter (IBF). Aerometals Inc
- [STC SR02650SE](https://openairdocs.org/stc/SR02650SE): Installation of Station 34.5 Beam Modification. Timberline Aerospace LLC
- [STC SR12471AT](https://openairdocs.org/stc/SR12471AT): Installation of RMCI Health Useage and Monitoring System (HUMS). RMCI Inc
- [STC SR00903DE](https://openairdocs.org/stc/SR00903DE): Installation of Left and Right, Hand Hold, Step and Step Fairing modification. Blackhawk Mission Equipment
- [STC SR12380LA](https://openairdocs.org/stc/SR12380LA): Installation of Aerocraft's External Load Mount Kit (ARC-H60ELM). Aerocraft Incorporated
- [STC SR02794LA](https://openairdocs.org/stc/SR02794LA): Installation of Ballast Box. Aerocraft Incorporated

## Earlier aircraft with N664FS

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N664FS before.

- [Cancelled 2019-09-06](https://openairdocs.org/deregistered/N664FS-2019-09-06): DJI PHANTOM 3 STANDARD, S/N P5ADCK030700JN. Registration expired, pending cancellation. Owner: [Sage Danny B](https://openairdocs.org/faa-owner/SAGE%20DANNY%20B), [Fairport, NY](https://openairdocs.org/faa-place/NY/Fairport)

## Related

- Other Sikorsky UH-60L aircraft: https://openairdocs.org/model/sikorsky-uh-60l/aircraft.md

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