# STC SR04483CH - Type: Supplemental type certificate - Status: Current, Issued - Holder: National Aircraft Service Inc. (NASI), United States - Description: Installation of NASI NREM18M Air Conditioning Module - Applied: February 19, 2020 - Status date: November 3, 2020 - Product: Aircraft, Small Airplane - Certification basis: Part 29 - Data sheets: [TCDS 1H11](https://openairdocs.org/tcds/1H11), [TCDS 1H15](https://openairdocs.org/tcds/1H15), [TCDS H2EA](https://openairdocs.org/tcds/H2EA) - Certificate PDF: https://openairdocs.org/files/sha256/9a/5b/9a5b76fa3666b4972be3a949dde60f61574e8b3c988e7d61c656925f60d7b871 - Approved model list and other attachments: [SR04483CH_AML.pdf](https://openairdocs.org/files/sha256/a3/5e/a35ea37b3517f6ff7ddb099815d54d61d98076b59fafa11b916790fb4a9cac55) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID194486967920251120151759.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SR04483CH ## ADs that name it (0) None. ## Approved models (23) - Centerpointe Aerospace Inc. S-58A ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58B ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58BT ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58C ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58D ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58DT ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58E ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58ET ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58F ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58FT ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58G ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58H ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58HT ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58J ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Centerpointe Aerospace Inc. S-58JT ([TCDS 1H11](https://openairdocs.org/tcds/1H11)) - Sikorsky Aircraft Corporation S-61A ([TCDS H2EA](https://openairdocs.org/tcds/H2EA)) - Sikorsky Aircraft Corporation S-61D ([TCDS H2EA](https://openairdocs.org/tcds/H2EA)) - Sikorsky Aircraft Corporation S-61E ([TCDS H2EA](https://openairdocs.org/tcds/H2EA)) - Sikorsky Aircraft Corporation S-61L ([TCDS 1H15](https://openairdocs.org/tcds/1H15)) - Sikorsky Aircraft Corporation S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15)) - Sikorsky Aircraft Corporation S-61NM ([TCDS 1H15](https://openairdocs.org/tcds/1H15)) - Sikorsky Aircraft Corporation S-61R ([TCDS 1H15](https://openairdocs.org/tcds/1H15)) - Sikorsky Aircraft Corporation S-61V ([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. SR04483CH National Aircraft Service, Inc. (NASI) 9133 Tecumseh Clinton Hwy Tecumseh, MI 49286 * * See attached Federal Aviation Administration (FAA) Approved for list of approved rotorcraft * models and applicable airworthiness Model List (AML) number SR04483CH regulations. Installation of NASI NREM18M Air Conditioning Module in accordance with Master Data List (MDL) as listed on AML No. SR04483CH or later FAA approved revision. 1) The installer must determine whether this design change is compatible with previously approved modifications. 2) 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. 3) Rotorcraft Flight Manual Supplement (RFMS) as listed on AML number SR04483CH, or later FAA approved revision, is required on board the modified aircraft. 4) A copy of this Certificate and FAA Approved Model List (AML) No. SR04483CH, issued November 3, 2020, or later FAA approved revision, must be maintained as part of the permanent records for the modified aircraft Federal Aviation (Signature) Steven L. Lardinois Manager, Systems Section Chicago ACO Branch (Title) Transfer the ownership of Supplemental Type Certificate Number to (Name of transferee) (Address of transferee) (Number and street) (City, State, and Zip code) from (Name of grantor) (Print or type) February 1 9 , 20 20 November 3, 2020 (Address of grantor) (Number and street) (City, State, and Zip code) Signature of grantor (In ink): FAA FORM 8110-2-1(10-69) PAGE 2 of 2 PAGES ### SR04483CH_AML.pdf Page 1 of 1 Federal Aviation Administration (FAA) Approved Model List (AML) Number SR04483CH National Aircraft Service, Inc. (NASI) FOR Installation of NASI NREM18M Air Conditioning Module Issue Date: November 3, 2020 **ITEM** **AIRCRAFT MAKE** **AIRCRAFT MODEL** **TCDS NO.** **CERTIFICATION** **BASIS FOR** **ALTERATION** **FAA APPROVED ROTORCRAFT** **FLIGHT MANUAL SUPPLEMENT** **FAA APPROVED** **MASTER DATA LIST** AML AMENDMENT DATE Number/Rev* Date Approved Number/Rev* Date 1. Centerpointe Aerospace Inc. S-58A, S-58B, S-58C, S-58D, S-58E, S-58F, S-58G, S-58H, S-58J, S-58BT, S-58DT, S-58ET, S-58FT, S-58HT, S-58JT 1H11 14 CFR Part 29 thru Amendment 55 NREM32RFMS, Rev. A 9-24-2020 NREM-MDL30, Rev. C 9-4-2020 2. Sikorsky Aircraft Corporation S-61L, S-61N, S-61R (USAF CH-3C, CH-3E), S-61NM 1H15 14 CFR Part 29 thru Amendment 55 NREM32RFMS, Rev. A 9-24-2020 NREM-MDL30, Rev. C 9-4-2020 3. Sikorsky Aircraft Corporation S-61A (U.S. Navy SH- 3A, HSS-2) (USAF CH-3B), S-61D (U.S. Navy SH-3D), S-61E (U.S. Navy RH-3A), S-61V (U.S. Navy VH- 3A, HSS-22) H2EA 14 CFR Part 29 thru Amendment 55 NREM32RFMS, Rev. A 9-24-2020 NREM-MDL30, Rev. C 9-4-2020 *Or later FAA-Approved Revision FAA Approved: Steven L. Lardinois Manager, Systems Section Chicago ACO Branch Date Issued: November 3, 2020 ## Every issue (1) - November 3, 2020: Issued, Current. [certificate](https://openairdocs.org/files/sha256/9a/5b/9a5b76fa3666b4972be3a949dde60f61574e8b3c988e7d61c656925f60d7b871), [SR04483CH_AML.pdf](https://openairdocs.org/files/sha256/a3/5e/a35ea37b3517f6ff7ddb099815d54d61d98076b59fafa11b916790fb4a9cac55) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.