# STC SR00220IB

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Croman Corporation, United States
- Description: Installation of Replacement Avionics Shelves
- Applied: April 19, 2024
- Status date: October 7, 2024
- Product: Aircraft, Rotorcraft
- Certification basis: Part 29
- Foreign approvals: TCCA SH97-42 @ Issue 5
- Data sheets: [TCDS 1H15](https://openairdocs.org/tcds/1H15)
- Certificate PDF: https://openairdocs.org/files/sha256/8a/91/8a915b2e374698dcf48cb9daf55985090518d2bf4a8f396f77c68bc1508cb86d
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID158709698120241101151404.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SR00220IB

## ADs that name it (0)

None.

## Approved models (2)

- Sikorsky Aircraft Corporation S-61L ([TCDS 1H15](https://openairdocs.org/tcds/1H15))
- Sikorsky Aircraft Corporation S-61N ([TCDS 1H15](https://openairdocs.org/tcds/1H15))

## 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.

SR00220IB Croman Corporation 801 Ave C White City, OR 97503 Part 29 Title 14, Code of Federal Regulations

1. 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.

2. The installer must determine whether this design change is compatible with previously approved modifications.

3. This STC is applicable to all serial numbers for these Make-Models.

4/19/24 10/7/24 9/17/24 Gregory S. DiLibero Manager, West Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 2

1. Installation of Replacement Avionics Shelves must be in accordance with Drawing SHS61-53-001, Rev. B, dated November 2, 1998, or later FAA approved revisions.

S-61L, S-61N Sikorsky Aircraft 1H15

SR00220IB 10/07/24 SR00220IB 2

## Every issue (2)

- October 7, 2024: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/8a/91/8a915b2e374698dcf48cb9daf55985090518d2bf4a8f396f77c68bc1508cb86d)
- September 17, 2024: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/45/de/45de1f1407b380a9a38850047fce042a39a114f4a359f1752bbd62be416c91b0)

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