CFM International LEAP-1B28
Exact CFM International LEAP-1B28 turbofan variant in the LEAP-1B family for Boeing 737 MAX aircraft. This packet creates propulsion identity only; no 737 MAX installation, actor attribution, LEAP family link, or lineage edge.
Identity
- Aliases
- LEAP-1B28CFM LEAP-1B28CFM International LEAP-1B28
- Domains
- aviation
- Identity Level
- variant
- Kind
- turbofan
- Name
- CFM International LEAP-1B28
- Status
- active
Details
- Description
- Exact CFM International LEAP-1B28 turbofan variant in the LEAP-1B family for Boeing 737 MAX aircraft. This packet creates propulsion identity only; no 737 MAX installation, actor attribution, LEAP family link, or lineage edge.
Links
- Official Url
- https://www.easa.europa.eu/en/downloads/20810/en
Assets & Meta
- Creation Time
- August 6, 2026 at 17:55:48 UTC
- Updated Time
- August 6, 2026 at 17:55:48 UTC
Other
- Sources
- Note
- Official engine type-certificate record explicitly lists LEAP-1B28 as a distinct certified model.
- Publisher
- European Union Aviation Safety Agency
- Title
- LEAP-1B Engine Type Certificate Data Sheet
- Note
- Official Boeing page identifies LEAP-1B as the engine specifically designed for 737 MAX aircraft.
- Publisher
- Boeing
- Title
- 737 MAX By Design
- Note
- Official CFM program announcement identifies LEAP-1B as the exclusive powerplant for the Boeing 737 MAX family; the EASA type sheet supplies the exact -1B28 model.
- Publisher
- CFM International
- Title
- Boeing 737 Type Certificate Data Sheet
- Note
- Official safety publication names LEAP-1B28 and preserves its suffix-specific certification boundary.
- Publisher
- European Union Aviation Safety Agency
- Title
- LEAP-1B Airworthiness Directive