# STC SA04676CH

- Type: Supplemental type certificate
- Status: Current, Issued
- Holder: Reabe Design LLC, United States
- Description: Installation of a True Quantity Gauge System
- Applied: September 22, 2023
- Status date: August 14, 2024
- Product: Aircraft, Small Airplane
- Certification basis: Part 23
- Data sheets: [TCDS A4SW](https://openairdocs.org/tcds/A4SW), [TCDS A9SW](https://openairdocs.org/tcds/A9SW), [TCDS A17SW](https://openairdocs.org/tcds/A17SW), [TCDS A19SW](https://openairdocs.org/tcds/A19SW)
- Certificate PDF: https://openairdocs.org/files/sha256/f4/44/f444d23b99cce2277b0e1190e4bcbbd6162fbe71a4f7b25f4ecc5269428fdf38
- Approved model list and other attachments: [AML SA04676CH.pdf](https://openairdocs.org/files/sha256/1e/20/1e20eb14784e91952a8704a88a28fbf36873dde7b76a8e6fce46ccd6b77a09df)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID188845187420240815185534.0001
- DRS record last changed: May 19, 2026
- Page: https://openairdocs.org/stc/SA04676CH

## ADs that name it (0)

None.

## Approved models (28)

- Air Tractor Inc. AT-400 ([TCDS A9SW](https://openairdocs.org/tcds/A9SW))
- Air Tractor Inc. AT-400A ([TCDS A9SW](https://openairdocs.org/tcds/A9SW))
- Air Tractor Inc. AT-401 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-401A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-401B ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-402 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-402A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-402B ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-502 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-502A ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-502B ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-504 ([TCDS A17SW](https://openairdocs.org/tcds/A17SW))
- Air Tractor Inc. AT-602 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Air Tractor Inc. AT-802 ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Air Tractor Inc. AT-802A ([TCDS A19SW](https://openairdocs.org/tcds/A19SW))
- Thrush Aircraft LLC. S2R ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-510 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-G1 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-G10 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-G5 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-G6 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-H80 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-T34 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-T45 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-T65 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2R-T660 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2RHG-T34 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))
- Thrush Aircraft LLC. S2RHG-T65 ([TCDS A4SW](https://openairdocs.org/tcds/A4SW))

## 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.

SA04676CH Reabe Design LLC 2552 Coreland Ct.

De Pere, WI 54115 Part 23 the Code of Federal Regulations See AML See AML See AML Installation of a True Quantity Gauge System in accordance with Reabe Design LLC Data List per AML SA04676CH.

The aircraft must be maintained in accordance with Instructions for Continued Airworthiness per AML SA04676CH.

(See Continuation sheet 3 of 3 for continued Description of Type Design Change)

1) The installer must determine whether this design change is compatible with previously approved Modifications.

(See Continuation sheet 3 of 3 for complete list of Limitations and Conditions) September 22, 2023 August 14, 2024 Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Services 3 FOR:

SA04676CH

SA04676CH Date of Issuance: August 14, 2024

Description of Type Design Change (Continued):

FAA Approved Airplane Flight Manual Supplement 6001-FMS, Revision 1, approved August 12, 2024, for the True Quantity Gauge System, or later FAA approved revision is required on board the modified aircraft.

2) If the STC holder agrees to permit another person to use this certificate to alter the product, the holder must give the other person written evidence of that permission.

3) FAA approved Instructions for Continued Airworthiness (ICA), Section 16, Airworthiness Limitations (AWL), document 6001-ICA, FAA approved on February 27, 2024, or later FAA approved revision is required for this modification.

Certification Basis:

Based on 14 CFR §§ 21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for the AML aircraft is as follows:

a. The type certification basis for the AML aircraft is shown on TCDS *see AML* for parts not changed or affected by the change.

b. This certification basis for parts changed or affected by the change since the reference date of application, September 22, 2023, is as follows:

Applicable regulations at the listed amendment level:

23.29(b)[23-21], 25.301(a)(b)[23-48], 23.303[23-0], 23.305(a)(b)[23-45], 23.307(a)[23-0],

23.333(b)(c)[23-34], 23.337(a)(1)(b)(1)[23-48], 23.341(a)(c)[23-48], 23.561(b)(3)[23-48],

23.601[23-0], 23.603[23-0], 23.605(a)[23-23], 23.607[23-48], 23.609[23-0], 23.611[23-48],

23.613(a)(b)(c)(d)[23-45], 23.619[23-7], 23.625(a)(b)(c)[23-7], 23.771(a)[23-14], 23.773(a)[23-45C],

23.853(a)[23-49], 23.1301(a)(b)(c)(d)[23-20], 23.1309(a)(1)(2)(e)[23-49], 23.1322(c)(d)[23-43],

23.1351(a)(1)(2)(i)(b)(1)(i)[23-49], 23.1357(a)(b)(c)[23-43], 25.1359(c)[23-49],

23.1365(a)(b)(d)(e)[23-49], 23.1367[23-0], 23.1431(b)[23-49], 23.1438(a)(c)[23-20], 23.1529[23-26],

23.1581(a)(b)(c)(f)[23-50], 23.1585(j)[23-50] -----END----- 3 3

### AML SA04676CH.pdf

Page 1 of 1

**FEDERAL AVIATION ADMINISTRATION (FAA) APPROVED MODEL LIST (AML) STC SA04676CH FOR**

REABE DESIGN LLC TRUE QUANTITY GAUGE SYSTEM ISSUE DATE: August 14, 2024

**ITEM AIRCRAFT MAKE**

**AIRCRAFT MODEL ORIGINAL TC NUMBER**

**CERTIFICATION**

**BASIS FOR**

**ALTERATION**

**FAA ACCEPTED**

**INSTRUCTIONS FOR**

**CONTINUED**

**AIRWORTHINESS**

**FAA APPROVED MASTER**

**DATA LIST AML REV DATE**

Number Revision** Number Revision*

1. Thrush Aircraft S2R, S2R‐G1, S2R‐G5, S2R‐G6, S2R‐T11, S2R‐T15, S2RG10, S2R‐H80, S2R‐T34, S2R‐T45, S2R‐T65, S2R‐510, S2RHGT34, S2RHGT65, S2R‐T660 A4SW 14 CFR Part 23 6001-ICA

Rev. 1, dated 08/17/2023

6001-DL Rev. 5, dated 07/15/2024

2. Air Tractor AT-400, AT-400A A9SW 14 CFR Part 23 6001-ICA

Rev. 1, dated 08/17/2023

6001-DL Rev. 5, dated 07/15/2024

3. Air Tractor AT-401, AT-401A, AT-401B, AT-402, AT-402A, AT-402B, AT-502, AT-502A, AT-502B, AT-504 A17SW 14 CFR Part 23 6001-ICA

Rev. 1, dated 08/17/2023

6001-DL Rev. 5, dated 07/15/2024

4. Air Tractor AT-602, AT-802, AT-802A A19SW 14 CFR Part 23 6001-ICA

Rev. 1, dated 08/17/2023

6001-DL Rev. 5, dated 07/15/2024

*Or later FAA Approved Revision **Or later FAA Accepted Revision FAA Approved: __________________________ Paul (Vu) Nguyen Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service

AMENDED:

REISSUED:

FOR:

## Every issue (1)

- August 14, 2024: Issued, Current. [certificate](https://openairdocs.org/files/sha256/f4/44/f444d23b99cce2277b0e1190e4bcbbd6162fbe71a4f7b25f4ecc5269428fdf38), [AML SA04676CH.pdf](https://openairdocs.org/files/sha256/1e/20/1e20eb14784e91952a8704a88a28fbf36873dde7b76a8e6fce46ccd6b77a09df)

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