# STC SR02267SE

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Croman Corporation, United States
- Description: Fabrication of replacement transmission fittings
- Applied: September 4, 2012
- Status date: December 1, 2015
- Product: Aircraft, Rotorcraft
- Certification basis: Part 21
- Data sheets: [TCDS R00004SE](https://openairdocs.org/tcds/R00004SE), [TCDS H2EA](https://openairdocs.org/tcds/H2EA), [TCDS 1H15](https://openairdocs.org/tcds/1H15)
- Certificate PDF: https://openairdocs.org/files/sha256/2f/4d/2f4d12db4343eb06834bbd2b8ff636e72520b79d4248a75db2afba36a842ea18
- Approved model list and other attachments: [AML_SR02267SE.pdf](https://openairdocs.org/files/sha256/7c/cd/7ccdebbb91bac01bccd6bbaedb0a769d115ace7257f81615ddacab66cb09c3b0)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/ECFB35033ED1CC1A86257F0F0065414D.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SR02267SE

## ADs that name it (0)

None.

## Approved models (5)

- Croman Corporation SH-3H ([TCDS R00004SE](https://openairdocs.org/tcds/R00004SE))
- Sikorsky Aircraft S-61L ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft S-61NM ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft Corporation S-61A ([TCDS H2EA](https://openairdocs.org/tcds/H2EA))

## 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.

Number SR02267SE

This certificate, issued to Croman Corporation 801 Avenue “C” White City, OR 97503

Part * of the * Regulations.

Original ProductType Certificate Number: * See attached Federal Aviation Administration (FAA) Make: Approved Model List (AML) SR02267SE for approved Model: aircraft models and applicable airworthiness regulations

Description of the Type Design Change: Fabrication of replacement transmission fittings in accordance with Croman Corporation Master Drawing List revision and date as listed on AML SR02267SE, or later FAA-approved revision. Installation and maintenance is unchanged from the original fittings.

Limitations and Conditions: Installing this supplemental type certificate changes the weight as follows:

Component Removed Weight Installed Weight Arm Left Forward Fitting 5.79 14.85 250.5 Right Forward Fitting 6.00 16.81 250.5 Left Aft Fitting 3.0 8.55 286.5 Right Aft Fitting 3.0 8.55 286.5

Approval of this change in type design applies to the above listed aircraft only. This approval should not be extended to other aircraft of these models on which other previously approved modifications are incorporated unless it is determined by the installer that the relationship between this change and any of the other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of the aircraft. A copy of this certificate and the AML must be maintained as part of the permanent records for the modified aircraft. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.

Date of application: September 4, 2012 Date reissued:

Date of issuance: March 26, 2013 Date amended:

(Signature)

Acting Manager, Seattle Aircraft Certification Office (Title)

### AML_SR02267SE.pdf

**FEDERAL AVIATION ADMINISTRATION (FAA) APPROVED MODEL LIST (AML) SR02267SE FOR**

INSTALLATION OF REPLACEMENT TRANSMISSION FITTINGS ISSUE DATE: March 26, 2013

Page 1 of 1 ITEM AIRCRAFT MAKE AIRCRAFT MODEL ORIGINAL TC NUMBER CERTIFICATION BASIS FOR ALTERATION MASTER DRAWING LIST AML REV DATE Number Revision

1. Sikorsky Aircraft S-61N, S-61L, S-61NM 1H15 CFR 29 Amdt. Level 0 CRO-62113-MDL Revision A, dated May 29, 2015 12/1/15

2. Sikorsky S-61A H2EA CFR 29 CRO-62113-MDL Revision A, dated May 29, 2015 12/1/15

3. Croman Corporation SH-3H R00004SE CFR 29 CRO-62113-MDL Revision A, dated May 29, 2015 12/1/15

FAA Approved:

Manager, Seattle Aircraft Certification Office AMENDED: December 1, 2015 REISSUED:

## Every issue (2)

- December 1, 2015: Amended, Current. [certificate](https://openairdocs.org/files/sha256/2f/4d/2f4d12db4343eb06834bbd2b8ff636e72520b79d4248a75db2afba36a842ea18), [AML_SR02267SE.pdf](https://openairdocs.org/files/sha256/7c/cd/7ccdebbb91bac01bccd6bbaedb0a769d115ace7257f81615ddacab66cb09c3b0)
- March 26, 2013: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/2f/4d/2f4d12db4343eb06834bbd2b8ff636e72520b79d4248a75db2afba36a842ea18), [AML_SR02267SE.pdf](https://openairdocs.org/files/sha256/0e/c2/0ec24f2f172b6168f0475ef2906b623ff382e552e104099003b20fb4be65d1b2)

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