# STC SA477GL

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Texas Transland LLC
- Description: Installation of hopper gate positive metering device.
- Status date: March 19, 2025
- Data sheets: A10SO, A10SO, A10SO
- Certificate PDF: https://openairdocs.org/files/sha256/1e/4f/1e4f404538127bef5bc0f2986ab7755012cf6aec4a57600a3dc4848d0727dc1b
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID182379419820260113143727.0001
- Page: https://openairdocs.org/stc/SA477GL

## ADs that name it

None.

## Approved models (3)

- Piper Aircraft Inc. PA-36-285 (TCDS A10SO)
- Piper Aircraft Inc. PA-36-300 (TCDS A10SO)
- Piper Aircraft Inc. PA-36-375 (TCDS A10SO)

## 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.

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

SA477GL Texas Transland, LLC 1206 Hatton Road Wichita Falls, TX 76302 Part 21 Title 14 CFR A10SO Piper Aircraft PA-36-285, PA-36-300, PA-36-375 Installation of hopper gate with positive metering device in accordance with Installation Instructions for Graslan Positive Metering Device, Eli Lilly and company Piper Aircraft Model PA-36 and Eli Lilly and company Drawing List Meterate Positive Device, dated August 2, 1983, or subsequent FAA approved revisions.

November 17, 1980 July 9, 1986; March 19, 2025 November 26, 1980 August 11, 1983 for Manager, West Certification Branch

Page 2 of 2 FAA Form 8110-2 (03/21) SA477GL

## Every issue (1)

- March 19, 2025: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1e/4f/1e4f404538127bef5bc0f2986ab7755012cf6aec4a57600a3dc4848d0727dc1b)

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From OpenAirDocs.org, an independent open copy of FAA data. Only the Federal Register edition on govinfo.gov is the official legal text of an AD.