---
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id: government-20260724-7fd842
content_kind: government-document
url: https://www.federalregister.gov/documents/2026/07/24/2026-15004/airworthiness-directives-stemme-gmbh-gliders
url_hash: 7fd842afb3e3b5514d15a4aa93cbfd01f1bd1f0cf40a0d713e2ea5cc563d3300
canonical_url: https://www.federalregister.gov/documents/2026/07/24/2026-15004/airworthiness-directives-stemme-gmbh-gliders
source: us-federal-register
category: government/us
category_raw: Rule
country: us
region: us
tags:
- Air transportation
- Aircraft
- Aviation safety
- Incorporation by reference
- Safety
lang: en
published_at: '2026-07-24T00:00:00Z'
fetched_at: '2026-07-24T09:01:25.038148Z'
updated_at: '2026-07-24T09:06:52Z'
status: published
content_hash: 11a55150a7a7179e4ebaf9e4c206f0b809232361c205ce696a685abaa0026767
content_changed_at: null
license_note: full
license_basis: public-domain-17usc105
body_available: false
attribution: 'Source: Office of the Federal Register, National Archives and Records
  Administration'
license_rule: source:us-federal-register
summary: The FAA is adopting a new airworthiness directive (AD) for all Stemme GmbH
  (Stemme) TSA-M Model S6-RT and Stemme S 12 gliders. This AD was prompted by a report
  of a leaking electrical fuel transfer pump. This AD requires inspecting affected
  electrical fuel transfer pumps for certain non-conforming parts, and if found, replacing
  them with approved parts. This AD also prohibits installation of certain non- conforming
  parts on affected gliders. The FAA is issuing this AD to address the unsafe condition
  on these products.
summary_source: official
summary_en: The FAA is adopting a new airworthiness directive (AD) for all Stemme
  GmbH (Stemme) TSA-M Model S6-RT and Stemme S 12 gliders. This AD was prompted by
  a report of a leaking electrical fuel transfer pump. This AD requires inspecting
  affected electrical fuel transfer pumps for certain non-conforming parts, and if
  found, replacing them with approved parts. This AD also prohibits installation of
  certain non- conforming parts on affected gliders. The FAA is issuing this AD to
  address the unsafe condition on these products.
provenance:
  doc_id: 2026-15004
  doc_id_scheme: fr_docnum
  issuer:
  - Transportation Department
  - Federal Aviation Administration
  doc_type: Rule
  subtype: null
  action: Final rule; request for comments.
  significant: false
entities:
- name: safety_rules
  type: concept
- name: Sorule
  type: organization
key_facts: []
related: []
related_auto:
- name: door_handles
  type: artifact
  weight: 1.0
- name: Tesla
  type: organization
  weight: 1.0
- name: Hearts2Hearts
  type: person
  weight: 1.0
title: Airworthiness Directives; Stemme GmbH Gliders
---

# Airworthiness Directives; Stemme GmbH Gliders

## TL;DR
The FAA is adopting a new airworthiness directive (AD) for all Stemme GmbH (Stemme) TSA-M Model S6-RT and Stemme S 12 gliders. This AD was prompted by a report of a leaking electrical fuel transfer pump. This AD requires inspecting affected electrical fuel transfer pumps for certain non-conforming parts, and if found, replacing them with approved parts. This AD also prohibits installation of certain non- conforming parts on affected gliders. The FAA is issuing this AD to address the unsafe condition on these products.

## Key Points
- Air transportation / Aircraft / Aviation safety / Incorporation by reference / Safety

## Details
(本文なし。リンク先参照)

## Source
元記事: [Airworthiness Directives; Stemme GmbH Gliders](https://www.federalregister.gov/documents/2026/07/24/2026-15004/airworthiness-directives-stemme-gmbh-gliders) — published 2026-07-24T00:00:00Z