55-22-03: Fuel Tank Cap
FAA order 55-22-03 is an airworthiness directive published December 4, 1956. The FAA's subject line: Fuel Tank Cap. It names Piper PA-22 Tri-Pacer and Colt: about 2,943 aircraft on the U.S. register today, though an order usually covers particular versions or serial numbers rather than every one. System: fuel system.
What it applies to as the FAA lists it
- Kind of product
- Aircraft
- Makes
- Piper Aircraft Inc.
- Models
- PA-22
- On this site
- Piper PA-22 Tri-Pacer and Colt 2,943 registered
Dates and paperwork
- Published
- December 4, 1956
- Docket
- Unknown
- Status
- Current
- The FAA's document
- Read the order on the FAA's site
The order itself the regulatory text, as published
Show the full text (442 characters)
55-22-03 PIPER: Applies to All Model PA-22 Aircraft.
Compliance required as soon as possible but not later than November 30, 1955.
To prevent rain water from entering the fuel tanks, all Piper PA-22 aircraft must be equipped with new type fuel tank cap Piper P/N 454039 installed. This cap incorporates a redesigned venting system and a gasket seal of black composition rubber ring in place of the fiber gasket on the old type caps.
Related safety bulletins advice on the same designs, not orders
2018-11-21SW-18-31 · NAVIGATION, ATTITUDE, AND DIRECTION DATA SYSTEM
2005-07-07CE-05-67 ·
1998-10-21ACE-99-01 ·
Source: FAA Dynamic Regulatory System, airworthiness directives. The FAA's document is the authority; the register counts are this site's, from the FAA register of November 6, 2026. Connections as data: /graph/directive/55-22-03.json · aircraft systems.