# STC SR01210NY

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Carson Helicopters, Inc, United States
- Description: Extension of main rotor blade, P/N 61170-20201 series. For model S-61A, serial numbers 61-063, 61-147, 61-232, 61-272; for model S-61N, 61-216, 61-220, 61-242, 61-744; for model S-61R, 61-551.
- Applied: April 10, 2000
- Status date: October 17, 2003
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15), [TCDS H2EA](https://openairdocs.org/tcds/H2EA)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/2097379B46E3241E86256E23005386BA.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR01210NY

## ADs that name it (0)

None.

## Approved models (6)

- Sikorsky Aircraft Corporation S-61A (U.S. Navy HSS-2) ([TCDS H2EA](https://openairdocs.org/tcds/H2EA))
- Sikorsky Aircraft Corporation S-61A (U.S. Navy SH-3A) ([TCDS H2EA](https://openairdocs.org/tcds/H2EA))
- Sikorsky Aircraft Corporation S-61A (USAF CH-3B) ([TCDS H2EA](https://openairdocs.org/tcds/H2EA))
- Sikorsky Aircraft Corporation S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft Corporation S-61R (USAF CH-3C) ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft Corporation S-61R (USAF CH-3E) ([TCDS 1H15](https://openairdocs.org/tcds/1H15))

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