# STC SA2952SW

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Granville Lasseter/dba Granville's Aircraft Strut Sealant, United States
- Description: Addition of Hydro Seal Fluid Additive to the landing gear shock struts.
- Applied: January 16, 1979
- Status date: August 8, 1980
- Product: Aircraft, Small/Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A24CE](https://openairdocs.org/tcds/A24CE)
- Certificate PDF: https://openairdocs.org/files/sha256/78/61/786196ae964f58f2b7dc7c9c6084cad32558abbdf65f6edda1dc5f803a99a602
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/12C76A869A5524A185256CC20008CB20.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA2952SW

## ADs that name it (0)

None.

## Approved models (4)

- Beechcraft Corporation 200 ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Beechcraft Corporation 200T ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Beechcraft Corporation A200 (C-12A) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))
- Beechcraft Corporation A200 (C-12C) ([TCDS A24CE](https://openairdocs.org/tcds/A24CE))

## 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.

Duplicate copy issued on July 23, 2002 tinted £tatu of SUatria Bepartment ofCransportation —federal Station administration mpplemental Certificate t-fl&aAtCa SA2952SW Granville Lasseter d/b/a Granvllle's Aircraft Strut Sealant 602 E. Grant Morton, Texas 79346 23 Federal Aviation fatr Beech 200, A200, 200T Addition of Hydro Seal Fluid Additive to the landing gear Bhock struts according to Specifications dated 12/26/76, or later FAA approved revision.

Compatibility of this modification with other previously approved modifications must be determined by the Installer.

i/'tOi'tOAaaticf :

January 16, 1979 21, 1979 £&>&> .r Is/ji4e otnr-ndccf .

August 8, 1980 Revision 1 .

Orjginal S-i -J-». -J. (Signature J Don P. Watson Chief, Engineering and Manufacturing Branch -__ —.._...

The FAA will reissue the certificate in the name of the transferee and forward it to him.

TRANSFER ENDORSEMENT 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) (Address of grantor) (Number £ street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In in*)

## Every issue (1)

- August 8, 1980: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/78/61/786196ae964f58f2b7dc7c9c6084cad32558abbdf65f6edda1dc5f803a99a602)

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