# STC SE00034EN

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: Pratt & Whitney, United States
- Description: Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Turbine Module
- Applied: August 31, 2006
- Status date: July 27, 2009
- Product: Engine
- Certification basis: Part 21, Part 33
- Data sheets: [TCDS E2GL](https://openairdocs.org/tcds/E2GL)
- Certificate PDF: https://openairdocs.org/files/sha256/98/22/982295e23b5cf3dd6d5808d68c05f30ea539d84d25857c11a7882a8877d64986
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/070B51EA79C5F8A186257615007348F4.0001
- DRS record last changed: December 5, 2025
- Page: https://openairdocs.org/stc/SE00034EN

## ADs that name it (2)

- [AD 2016-14-10](https://openairdocs.org/ad/2016-14-10): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Aug 9, 2016. Named in the applicability
- [AD 2013-02-02](https://openairdocs.org/ad/2013-02-02) (historical): High-pressure turbine (HPT) disks · CFM International CFM56-3, CFM56-3B and CFM56-3C with STC SE00034EN. Effective Jan 28, 2013. Named in the applicability

## Approved models (3)

- CFM International S.A. CFM56-3 ([TCDS E2GL](https://openairdocs.org/tcds/E2GL))
- CFM International S.A. CFM56-3B ([TCDS E2GL](https://openairdocs.org/tcds/E2GL))
- CFM International S.A. CFM56-3C ([TCDS E2GL](https://openairdocs.org/tcds/E2GL))

## 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 Certificate issued to: Pratt & Whitney 400 Main Street.

East Hartford, CT 06108

Part 33 of the Federal Aviation Regulations.

Installation of Pratt & Whitney (P&W) Global Material Solutions (GMS) CFM56-3 High Pressure Turbine Module in accordance with P&W GMS Drawing List 880500-01D dated May 6, 2008 or later FAA-approved revision.

1. Life Limits for Parts approved by this Supplemental Type Certificate are published in P&W GMS Engine manual Airworthiness Limitation Section, Pratt & Whitney GMS CFM56-3 STC Engine Manual Document, Part Number PW9325M80-1, Revision 1, dated April 15, 2008, or later FAA-approved revision.

2. Instructions for Continued Airworthiness (ICA), Pratt & Whitney GMS CFM56-3 STC Engine Manual Document, Part Number PW9325M80-1, Revision 1, dated April 15, 2008, or later FAA accepted revision must be made available to the operator at the time of installation.

(Continued on page 2 of 2)

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.

surrendered, revoked, or a termination date is other wise established by the Administrator of the Federal Aviation Administration.

E2GL, E21EU Make : CFM INTERNATIONAL (CFMI) Model : CFM56-3, -3B, -3C Date of application August 31, 2006 Date of issuance : May 6, 2008

Date reissued: June 12, 2008 July 27, 2009 Date amended:

(Signature) Thomas A. Boudreau Manager, Engine Certification Office

( Title)

FAA Form 8110-2-1(10-69) Page 2 OF 2

Number SE00034EN

Date reissued: July 27, 2009

(Continued from page 1 of 2)

3. This STC should not be installed on engines of this model (CFM56-3) on which other previously approved modifications are incorporated, including other STC’s, unless it is determined by the installer, in accordance with Pratt & Whitney GMS Service Bulletin PWGMS 72-3, original issue dated June 2, 2008, or later FAA-approved revision, that the interrelationship between this change and any other previously approved modifications will produce no adverse effect upon the airworthiness of the product.

Certification Basis:

Based on 14 CFR § § 21.115 amendment 77 and 21.101 amendment 90, and FAA Order 8110.48, this modification is determined to be a not-significant change. The certification basis for the CFM International CFM56-3 series engine as follows:

Regulations at the amendment 33-0 through 33-6 except as noted:

33.4(A-9), 33.5(A-9), 33.7(A-10), 33.14(A-10), 33.27(A-10), 33.88(A-18)

- - END - -

## Every issue (2)

- July 27, 2009: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/98/22/982295e23b5cf3dd6d5808d68c05f30ea539d84d25857c11a7882a8877d64986)
- May 6, 2008: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/6a/42/6a424ee3ebbe31972c9fd79197dd33277238d7d55a809ee7792709775dec2123), [SE00034ENcont.pdf](https://openairdocs.org/files/sha256/79/72/7972592d8795dbe5b67c7e6442da0a9a92196d84560381851586af2963ff1dea)

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