# STC SA1341NM

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Boeing Company, United States
- Description: Installation of CFMI CFM-56 engines and related changes
- Applied: September 19, 1979
- Status date: September 7, 2010
- Product: Aircraft, Large Multi-Engine
- Certification basis: Part 21
- Data sheets: [TCDS 4A25](https://openairdocs.org/tcds/4A25)
- Certificate PDF: https://openairdocs.org/files/sha256/fb/00/fb008ee8f8713f642edf236e2dbff3b92ffff81a242452a80dbdcd0365e910c8
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/76CC3AA07F2B53CF862577E3007BDF39.0001
- DRS record last changed: December 6, 2025
- Page: https://openairdocs.org/stc/SA1341NM

## ADs that name it (0)

None.

## Approved models (2)

- The Boeing Company DC-8-61 ([TCDS 4A25](https://openairdocs.org/tcds/4A25))
- The Boeing Company DC-8-61F ([TCDS 4A25](https://openairdocs.org/tcds/4A25))

## 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: SA1341NM This certificate issued to: The Boeing Company 4000 Lakewood Boulevard Long Beach, California 90808 Part 4b of the Civil Abir Porgulations.

See page 10 of this STC for certification basis Original Product Type Berlificate Number 4A25 Make: Boeing Model: DC-8-61, DC-8-61F Description of Type Design Change: Installation of CFMI CEM-56 engines and related changes in accordance with FAA approved Douglas General Configuration Drawing Number 7757375, Revision K, dated January 18, 1982, or later FAA approved revisions.

Limitations and Conditions: The limitations and conditions for this installation are contained herein. A copy of this STC must be included in the permanent records of each airplane modified in accordance with this STC. If the holder agrees to permit another person to use this certificate to alter their aircraft, the holder shall give the other person written evidence of that permission.

The FAA will reissue the certificate in the name of the transferee and forward it to him.

TRANSFER ENDORSEMENT Transfer the ownership of the Supplemental Type Certificate Number to (Name of transferee)_ (Address of transfer) (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) Extent of Authority (if licensing agreement):

Signature of grantor (In ink):

## Every issue (1)

- September 7, 2010: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/fb/00/fb008ee8f8713f642edf236e2dbff3b92ffff81a242452a80dbdcd0365e910c8)

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