# STC SA4772NM

- Type: Supplemental type certificate
- Status: Current, Amended
- Holder: Lund Flying Service Inc, United States
- Description: Installation of Lund Flying Service forward spray boom.
- Applied: November 30, 1988
- Status date: August 18, 1994
- Product: Aircraft, Small Airplane
- Data sheets: [TCDS 1A16](https://openairdocs.org/tcds/1A16), [TCDS A9SW](https://openairdocs.org/tcds/A9SW), [TCDS A3SW](https://openairdocs.org/tcds/A3SW)
- Certificate PDF: https://openairdocs.org/files/sha256/3c/b1/3cb14fa9dfc62cad545a5093cd63d4f591787e66bb0a38f878430025425e3027
- Approved model list and other attachments: [SA4772NM AML.pdf](https://openairdocs.org/files/sha256/6f/b6/6fb640d73d4ad353ca9bdcb6911ba2838740f0b9e70377461cefa189463f68c3)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/FA13653CFB7F0A27862579C1006A6204.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SA4772NM

## ADs that name it (0)

None.

## Approved models (4)

- Ag Cat Corporation G-164A ([TCDS 1A16](https://openairdocs.org/tcds/1A16))
- Ag Cat Corporation G-164B ([TCDS 1A16](https://openairdocs.org/tcds/1A16))
- Air Tractor Inc. AT-301 ([TCDS A9SW](https://openairdocs.org/tcds/A9SW))
- Ayres Corporation S2R ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))

## What the certificate says

This is OCR from the scanned FAA certificate. OCR can misread letters and numbers.

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA4772NM This certificate issued to: Lund Flying Service, InC.

Pure * of the * Regulations:

Original Product Type bertificale Number: * See attached FAA Approved Model List (AML) Make: No. SA4772NM for list of approved aircraft Model: models and applicable airworthiness regulations.

open uphanesTing Tatice tallon instructions and rand spray listed on the FAA Approved Model List (AML) of this STC or later FAA approved revisions.

Linilalins andlindilions: Approval of this change in type design applies to the above model aircraft only. Ihis approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the relationship between this change and any of those other previously approved modifications, including changes in type design, will introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate must be maintained as part of the permanent records for the modified aircraft.

Date of Application: November 30, 1988 Sule wissued:

Valesfissuance: October 10. 1989 Jak auceded: December 5, 1989, July 9, 1990 DERA AVIATION By Direction of the Administrator Stemait K-mCle (Signature ) TMINISTRAIOE Assistant Manager, Seattle Aircraft Certification Office (Title)

47.

### SA4772NM AML.pdf

This is OCR from the scanned FAA attachment. OCR can misread letters and numbers.

FAA APPROVED MODEL [ (AML) NO. SA4772NM for

**LUND FLYING SERVICE FORWARD SPRAY BOOM**

**ORIGINAL CERTIFICATION FAA APPROVED**

TYPE BASIS DRAWING LIST AFM AML AIRCRAFT AIRCRAFT CERTIFICATE FOR REV. NO. SUPPLEMENT AMENDMENT ITEM MAKE MODEL NUMBER ALTERATION NUMBER AND DATE NO. AND DATE DATE

1. Air AT-301 A9SW CAR 8 MDL-89-2000 I.R., 8/1/94 N/A 8/18/94 Tractor

2. Ayres S-2R A3SW CAR 3 MDL-90-3000 I.R., 8/1/94 N/A 8/18/94

3. Schweizer G-164A 1A16 CAR 8.10(a)(1) MDL-90-2000 1.R., 8/1/94 N/A 8/18/94 G- 164B CAM 8 Appendix B FAA Approved: an Manager, Special Certification Branch Seattle Aircraft Certification Office Doc: Aug 18, 1904 page 1 of 1

## Every issue (1)

- August 18, 1994: Amended, Current. [certificate](https://openairdocs.org/files/sha256/3c/b1/3cb14fa9dfc62cad545a5093cd63d4f591787e66bb0a38f878430025425e3027), [SA4772NM AML.pdf](https://openairdocs.org/files/sha256/6f/b6/6fb640d73d4ad353ca9bdcb6911ba2838740f0b9e70377461cefa189463f68c3)

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