STC SA4320NM

United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA4320NM This certificate issued to: Allen E. Timberman Purt * of the * Regulations.

Original Product -Iyperbertificate Number: *See Attached Approved Model List (AML) Мако: No. SA4320NM for list of approved airplane Model: models and applicable airworthiness regulations.

Description of Type Design Change: Installation of an oil filter, filter base, and mounting plate on the firewalls of those airplanes listed on AML No. SA4320NM that are equipped with an FAA approved Continental Model IO-520 engine installation which has been modified by the installation of an external mounted full flow oil adapter and spin-on oil filter in accordance with STC No. SE4314NM and Timberman Installation Instructions No. AT-2-I0-470-II, revised March 30, 1988, or later FAA Approved revision.

Limilalions and bindiliond: Approval of this change in type design applies to the aircraft models listed on AML No. SA4320NM only. This approval should not be extended to aircraft of these models 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 rendered, suspended, revoked, or a lermination date is stherwise es tablished by the Admin is traler of tho Federal Aviation Administration .

Date of Application: March 31, 1988 Jute missed: July 30, 1993 Date of Issuance: September 21, 1988 Late unvended: July 30, 1993 FEDERAL AVIATIO fine of lo ¿Sid rinistrater Manager, Speciaf certification Branch TOMINIST RAID Seattle Aircraft Certification Office (Title) 47 FAA FoRM 8110-2 (10-68)