# MCAI-2025-01832-Q; All Aircraft equipped with Aerospace & Defense Oxygen Systems SaS portable breathing equipment (PBE); P/N 15-40F-11 and P/N 15-40F-80 (all serial numbers)

> **FAA** · Rulemaking · Modified 2026-02-13T20:43:08Z

## Docket
- **Docket ID:** FAA-2025-5400
- **Agency:** FAA
- **Type:** Rulemaking
- **Last modified:** 2026-02-13T20:43:08Z

## Source
- [regulations.gov docket](https://www.regulations.gov/docket/FAA-2025-5400)
- [Public comments](https://www.regulations.gov/docket/FAA-2025-5400/comments)

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