# STC SA3842WE

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Thrush Aircraft Inc., United States
- Description: Installation of 500 gallon fiberglass hopper and relocated oil cooler and deletion of the alternate air inlet doors in accordance with FAA sealed Serv-Aero Engineering, Inc. Master Drawing List No. MDL 83178, dated October 26, 1978, or later FAA approved revision.

P & W PT6A-34 engine installed per STC SA3237WE and FAA approved Serv-Aero Airplane Flight Manual Supplement dated January 25, 1979, are required with this installation.  (S2R NORMAL CATEGORY)
- Applied: December 1, 1978
- Status date: July 30, 2003
- Product: Aircraft, Single-Engine
- Certification basis: Part 21
- Data sheets: [TCDS A3SW](https://openairdocs.org/tcds/A3SW)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D06174B1737F3E1E86256DAA0064BCCF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA3842WE

## ADs that name it (0)

None.

## Approved models (1)

- Ayres Corporation S-2R ([TCDS A3SW](https://openairdocs.org/tcds/A3SW))

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