# STC SA912NW - Type: Supplemental type certificate - Status: Current, Reissued - Holder: Kenmore Air Harbor LLC, United States - Description: The Fram CA-122 PL induction air filter - Applied: March 27, 1980 - Status date: April 5, 2019 - Product: Aircraft, Small Airplane - Certification basis: Part 21 - Data sheets: [TCDS 1A2](https://openairdocs.org/tcds/1A2) - Certificate PDF: https://openairdocs.org/files/sha256/00/59/0059b675a0cf9337e054219fee030b764fae8f433b1e9357e1d1280b50ae2d66 - FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/293329023C9E47FA862585CE005496AC.0001 - DRS record last changed: December 6, 2025 - Page: https://openairdocs.org/stc/SA912NW ## ADs that name it (0) None. ## Approved models (2) - Piper Aircraft Inc. PA-18AS-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) - Piper Aircraft Inc. PA-18S-150 ([TCDS 1A2](https://openairdocs.org/tcds/1A2)) ## 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. Number SA912NW This certificate, issued to Kenmore Air Harbor, LLC. 6321 NE 175th Street Kenmore, WA 98028 Part 3 of the Civil Air Regulations. Original ProductType Certificate Number: 1A2 Make: Piper Model: PA-18S “150” and PA-18AS “150” Description of the Type Design Change: The Fram CA-122PL induction air filter is eligible on Piper models listed above when Edo model 89-2000 seaplane floats are installed. Limitations and Conditions: Approval of this change in type design applies basically to the above model aircraft only. This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated unless it is determined that the interrelationship 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 this Certificate shall be maintained as part of the permanent records for the modified aircraft. 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. Date of application: March 27, 1980 Date reissued: April 5, 2019 Date of issuance: April 4, 1980 Date amended: FAA FORM 8110-2 (5/14) PAGE 1 OF 2 PAGES By direction of the Administrator (Signature) Acting Manager, Seattle ACO Branch (Title) 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 and Street) (City, State, and ZIP Code) Signature of Grantor (In Ink): U.S. GPO: 1987-763-289 ## Every issue (2) - April 5, 2019: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/00/59/0059b675a0cf9337e054219fee030b764fae8f433b1e9357e1d1280b50ae2d66) - April 3, 1980: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/8c/c3/8cc3c1c0de88881dafac6e89462e0e518a0396751f4ba4ef208f0638dc02d799) --- 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.