What it approves
Installation of a replacement coalescer filter, P/N 21D10 or 21D10-1, or 21BC125..
What the certificate says
From the PDF’s text layer, without the form’s printed wording. Layout and order may differ; the PDF is the record.
FAA Form 8110-2 (5/14) Page 1 of
Part of the
Signature
Title SA2991SO Purolator Facet, Inc.
8439 Triad Drive Greensboro, NC 27409 25 Federal Aviation Regulations.
* See attached FAA Approved Model List (AML) No.
SA2991SO for list of approved airplane models and applicable airworthiness regulations 2 A6WE Installation of Keddeg Company P/N 21D10 or P/N 21D10-1 or P/N 21BC125 Coalescer Assembly.
See attached AML No. SA2991SO for required data.
Compatibility of this design change with previously approved modifications must be determined by the installer. If the holder agrees to permit another person to use this certificate to alter the product, the holder shall give the other person written evidence of that permission.
October 10, 1996, October 19, 2017 March 18, 1992; July 9, 1992; July 31, 2002 May 3, 1991 July 31, 1991 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 SA2991SO
ADs that name this STC · 0
An AD can apply because an STC is installed, or mention one in its text.
Approved models · 24
| Make | Model | Data sheet |
|---|---|---|
| McDonnell Douglas Corporation | DC-9-11 | A6WE |
| McDonnell Douglas Corporation | DC-9-12 | A6WE |
| McDonnell Douglas Corporation | DC-9-13 | A6WE |
Every issue · 3
DRS keeps each issue of an STC as its own record, with its own certificate and attachments.
| Date | Status | Files |
|---|---|---|
| October 19, 2017 | Reissued, current | CertificateApproved model list |
| July 31, 2002 | Amended, earlier issue | CertificateApproved model list |
| July 21, 2002 | Amended, earlier issue | CertificateSA2991SO |