# STC SA4318NM - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Timberman Allen E, United States - Description: Installation of an oil filter, filter base and mounting plate om the firewalls of those airplanes listed on AML No. SA4318NM that are equipped with an FAA approved Continental Model O-200-A engine installation which has been modified by the installation of an external mounted full flow oil adapter and spin-on oil filter. - Applied: March 31, 1993 - Status date: July 30, 1993 - Product: Aircraft, Small Airplane - Certification basis: Part 21 - Data sheets: [TCDS 3A19](https://openairdocs.org/tcds/3A19) - Certificate PDF: https://openairdocs.org/files/sha256/bf/d3/bfd35c575a4a1f6b4efdc0e0e82019f02d569e2817f8130fbf5b423ff3d6a51c - Approved model list and other attachments: [AML SA4318NM.pdf](https://openairdocs.org/files/sha256/3b/7b/3b7b6588968c093c62a63b85a86668172c7bb8d4b0d658a317361d4dbc486a5f) - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/A9072C0851BB988985256CC2000E3B8B.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA4318NM ## ADs that name it (0) None. ## Approved models (16) - Cessna Aircraft Company 150 ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150A ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150B ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150C ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150D ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150E ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150F ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150G ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150H ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150J ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company 150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150K ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150L ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) - Cessna Aircraft Company A150M ([TCDS 3A19](https://openairdocs.org/tcds/3A19)) ## What the certificate says This is OCR from the scanned FAA certificate. OCR can misread letters and numbers. United States of America Department of Transportation Federal Aviation Administration Supplemental Type Certificate Number: SA4318NM This certificate issued to: AlTen E. Timberman Purt * of the * Regulations: Original Product - Type Certificate Number: Make: *See Attached Approved Model List (AML) No. SA4318NM for list of approved airplane models and Model: applicable airworthiness regulations. Installation of an oil filter, filter base, and mounting plate on the firewalls of those airplanes listed on AML No. SA4318NM that are equipped with an FAA Approved Continental Model 0-200-A 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. SE4315NM and Timberman Installation Instructions No. OF-16-0200, dated March 31, 1988, or later FAA approved revision. Limitations and Conditions: Approval of this change in type design applies to the aircraft models listed on AML No. SA4318NM only. This approval should not be extended to aircraft of these models on which other previously approved modifications are incorporated unless it determined that the relationship between this change and any of chose other previously approved moditications, including changes in type design, wil introduce no adverse effect upon the airworthiness of that aircraft. A copy of this Certificate and AML No. SA4318NM, dated November 21, 1988, or later FAA Approved revision must be maintained as part of the permanent records for the modified aircraft. Datesapplicalien: March 31, 1993 Jule wissued: July 30, 1993 Date of Issuance: November 21, 1988 Date Amended: July 30, 1993 FEDERAL AVIATIO .B.y directi 11 the Sİdı sinistrater иями Manager, Special See/fication Branch TEMINISTRANOS Seattle Aircraft Certification Office (Title) ### AML SA4318NM.pdf This is OCR from the scanned FAA attachment. OCR can misread letters and numbers. 97045 - November 21, 1988 A ML AMENDMENT DATE * Refer to Note "3" of Installation'Instructions No. OF-16-0-200, dated March 31, 1988 (or later FAA approved revision), for oil hose line and fitting specifications. Those airplanes or powerplant installations approved under a certification basi: dated on or after August 12, 1957 (Amendment 3-2 of CAR 3, dated 5/15/56), must be equipped with fire resistant o11 hoses Manager, Special Certification Branch Seattle Aircraft Certification Office Allen E. Timberman 21560 S. Highway Oregon City, Ore Issue Date: ENGINE MODELS 0-200-A • July 30,1993 ST (AML) NO. SA4318MM INSTALLATION OF OIL FILTER, FILTER BASE, AND MOUNTING PLATE ON FIREWALL *OIL HOSES ELIGIBILITY 43701 303 FAA Approved: Revision Date: FAA APPROVED MODEL FOR CERTIFICATION BASIS FOR ALTERATION CAR 3, Dated 5/15/56 and Amendment 3-4 Page 1 of 1 ORIGINAL TYPE CERTIFICATE NUMBER 3A19 AIRCRAFT MODEL 150, A, B, C, D, E, F, G, H, L, M, A150K, A150L, ' A150M AIRCRAFT MAKE CESSNA and fittings. **ITEM** ## Every issue (1) - July 30, 1993: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/bf/d3/bfd35c575a4a1f6b4efdc0e0e82019f02d569e2817f8130fbf5b423ff3d6a51c), [AML SA4318NM.pdf](https://openairdocs.org/files/sha256/3b/7b/3b7b6588968c093c62a63b85a86668172c7bb8d4b0d658a317361d4dbc486a5f) --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.