# STC SA00112AT

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Aviall Services, Inc., United States
- Description: Installation of a Marathon KSP 400 battery.
- Applied: July 28, 1992
- Status date: October 31, 2002
- Product: Aircraft, Small Multi-Engine
- Certification basis: Part 21, Part 51
- Data sheets: [TCDS 3A20](https://openairdocs.org/tcds/3A20)
- Certificate PDF: https://openairdocs.org/files/sha256/6b/41/6b418b68ed7bddde8f7a4b2818a7ad8194af048dc0a22612f264321a352fb004
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/AEB8478B31BEE5E385256CC1007DC7AF.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA00112AT

## ADs that name it (0)

None.

## Approved models (7)

- Raytheon Aircraft Company 65-90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company 65-A90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company B90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company C90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company C90A ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company E90 ([TCDS 3A20](https://openairdocs.org/tcds/3A20))
- Raytheon Aircraft Company H90 (T-44A) ([TCDS 3A20](https://openairdocs.org/tcds/3A20))

## 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: SA00112AT This certificate issued to: Aviall Services, Inc. d/b/a Aviall Battery Shop P.O. Box 619048 Dallas, TX 75261 Part 3 of the Civil Air Pregulations Original Product -Type Berlifiate Nunber: : 3A20 Make: Beechcraft Model: 65-90, 65-A90, B90, C90, C904, E90, H90 Description of Type Design Change: Installation of a Marathon KSP 400 Battery in accordance with Ryder Drawing No. BSM49, Revision A, dated 3/1/93, or later FAA approved revisions.

Limitations and Conditions: This approval should not be extended to other aircraft of this model on which other previously approved modifications are incorporated, unless it is determined by the installer that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of that airplane. 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.

Note: This approval is for a maximum battery weight of 80 Ibs. Installations that exceed this maximum weight will require separate FAA approval.

Bolleri (Signature) TOMINISTRATIOS ø Melvin D. Taylor Manager, Atlanta Aircraft Certification Office (Title)

The EAA will reisaue the certificate in the name of the transferee and forward it to nimo

TRANSFER ENDORSEMENT 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 & street) (City, State, and ZIP code) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- October 31, 2002: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/6b/41/6b418b68ed7bddde8f7a4b2818a7ad8194af048dc0a22612f264321a352fb004)

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