# AD 93-06-02: Fuel Hose

- Type: Airworthiness directive
- Status: Current
- Products: Piper PA-23, PA-23-160, PA-23-235, PA-23-250 and PA-23-250 (Navy UO-1) with STC SA1480WE
- Effective: May 12, 1993
- Published: March 25, 1993
- Issued: March 17, 1993
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-8527
- Docket: 92-CE-48-AD
- Registered aircraft: 1,267 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/5A31B5265883955B862569AC005E4A72.0001
- DRS record last changed: November 21, 2025
- Page: https://openairdocs.org/ad/93-06-02

## The airworthiness directive

93-06-02 PIPER AIRCRAFT CORPORATION: Amendment 39-8527. Docket No. 92- CE-48-AD.

Applicability: Models PA-23-150, PA-23-160, PA-23-235, and PA-23-250 airplanes (all serial numbers) that have Met-Co-Aire 48-gallon fuel tip tanks installed in accordance with Supplemental Type Certificate SA1480WE, certificated in any category.

Compliance: Required within the next 100 hours time-in-service after the effective date of this AD, unless already accomplished.

NOTE 1: The compliance time referenced in this AD takes precedence over that referenced in Met-Co-Aire (MCA) Service Bulletin No. 23-001, dated July 1992.

To prevent fuel leakage and possible fire, which could result in passenger injury, accomplish the following:

  (a) Replace any existing Parker "Push-Lok" flexible fuel hose, MCA part number (P/N) 11059-4 or Parker-Hannifin P/N 801-6/250PSI, with a Stratoflex hose, MCA P/N 11059-10 or Parker-Hannifin P/N 130001-6S-0154, in accordance with the instructionsin Met-Co-Aire Service Bulletin No. 23-001, dated July 1992.

  (b) Special flight permits may be issued in accordance with FAR 21.197 and 21.199 to operate the airplane to a location where the requirements of this AD can be accomplished.

  (c) An alternative method of compliance or adjustment of the compliance time that provides an equivalent level of safety may be approved by the Manager, Los Angeles Aircraft Certification Office, FAA, 3229 E. Spring Street, Long Beach, California 90806-2425. The request shall be forwarded through an appropriate FAA Maintenance Inspector, who may add comments and then send it to the Manager, Los Angeles Aircraft Certification Office.

NOTE 2: Information concerning the existence of approved alternative methods of compliance with this AD, if any, may be obtained from the Los Angeles Aircraft Certification Office.

  (d) The replacement required by this AD shall be done in accordance with Met-Co-Aire Service Bulletin No. 23-001, datedJuly 1992. This incorporation by reference was approved by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR Part 51. Copies may be obtained from Met-Co-Aire, P.O. Box 2216, Fullerton, California 92633. Copies may be inspected at the FAA, Central Region, Office of the Assistant Chief Counsel, Room 1558, 601 E. 12th Street, Kansas City, Missouri, or at the Office of the Federal Register, 800 North Capitol Street, NW., suite 700, Washington, DC.

  (f) This amendment becomes effective on May 12, 1993.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 1A10](https://openairdocs.org/tcds/1A10): Piper Aircraft Inc.; names 4 of 6 models: PA-23-160, PA-23-235, PA-23-250 (Navy UO-1), PA-23

## Registered aircraft it may apply to (OpenAirDocs)

Matched by airframe and engine model; the AD's applicability may narrow it by serial number, part number or equipment.

- Aircraft: 1,267 (1,267 by airframe model, 0 by engine model)
- Makers: Piper 1,267

Models with the most aircraft:

- [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250): 894 aircraft (airframe model)
- [Piper PA-23-160](https://openairdocs.org/model/piper-pa-23-160): 188 aircraft (airframe model)
- [Piper PA-23](https://openairdocs.org/model/piper-pa-23): 155 aircraft (airframe model)
- [Piper PA-23-235](https://openairdocs.org/model/piper-pa-23-235): 25 aircraft (airframe model)
- [Piper PA-23-250 (6PCLM)](https://openairdocs.org/model/piper-pa-23-250-6pclm): 5 aircraft (airframe model)

All 5 models: https://openairdocs.org/ad/93-06-02/models.md
Every aircraft: https://openairdocs.org/ad/93-06-02/aircraft.md

## Related documents

- [STC SA1480WE](https://openairdocs.org/stc/SA1480WE): Installation of an integral 24 gallon auxiliary fuel tank in each wing tip.. Met-Co Aire, Named in the applicability

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