# STC ST00118AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Purolator Facet, Inc, United States
- Description: Installation of a replacement coalescer filter, Greentree Aerotech, Inc., (GAI) P/N 21D10-2.
- Applied: November 22, 1992
- Status date: November 20, 2017
- Product: Aircraft, Large Airplane
- Certification basis: Part 21
- Data sheets: [TCDS A12EA](https://openairdocs.org/tcds/A12EA)
- Certificate PDF: https://openairdocs.org/files/sha256/91/32/91322b7ae10c3d12c6feaf3a622675842bd1742abc1f1df2f50abe31bcaefe0b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/D40366C0960B9D2B86258211006174D2.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/ST00118AT

## ADs that name it (0)

None.

## Approved models (3)

- Gulfstream Aerospace Corporation G-1159 ([TCDS A12EA](https://openairdocs.org/tcds/A12EA))
- Gulfstream Aerospace Corporation G-1159A ([TCDS A12EA](https://openairdocs.org/tcds/A12EA))
- Gulfstream Aerospace Corporation G-1159B ([TCDS A12EA](https://openairdocs.org/tcds/A12EA))

## 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.

FAA Form 8110-2 (5/14) Page 1 of

Part of the

Signature

Title ST00118AT Purolator Facet, Inc.

8439 Triad Drive Greensboro, NC 27409 25 Federal Aviation Regulations.

Gulfstream Aerospace G1159, G1159A, G1159B 2 A12EA Installation of a replacement coalescer filter, Greentree Aerotech, Inc., (GAI) P/N 21D10-2, as shown on Drawing No.

21D10-2, Rev. A, dated 4/10/92, or later FAA Approved revision, in a Garrett Airesearch Manufacturing Company Water Separator Unit, Inlet P/N 181642-1, outlet P/N 181672-1 located in the duct assembly of the air conditioning system in accordance with GAI Data List, Drawing No. DL-21D10-2 Rev. N/C, dated 11/19/92, or later FAA Approved revision.

This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined by the installer that the interrelationship between this change and any of those other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane.

October 10, 1996, January 8, 1997, November 20, 2017 April 22, 1992 February 10, 1993 Tina Miller Manager, Program Management Section Wichita ACO Branch

FAA Form 8110-2 (5/14) Page 2 of

To (Name and address of transferee)

From (Name and address of grantor)

2 ST00118AT

## Every issue (1)

- November 20, 2017: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/91/32/91322b7ae10c3d12c6feaf3a622675842bd1742abc1f1df2f50abe31bcaefe0b)

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