# AD 64-27-01: Control Wheel Column Aft Stop

- Type: Airworthiness directive
- Status: Current
- Products: Textron P35 and S35
- Effective: December 7, 1964
- Published: December 1, 1964
- Superseded by: Nothing supersedes this AD
- Product type: Aircraft, Small airplane
- Amendment: 39-6
- Registered aircraft: 778 may be affected, by airframe or engine model (OpenAirDocs)
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/19375F65E27C91F686256A08007238BA.0001
- DRS record last changed: January 21, 2026
- Page: https://openairdocs.org/ad/64-27-01

## The airworthiness directive

64-27-01 BEECH: Amdt. 39-6 Part 39 (New) Federal Register December 1, 1964. Applies to Models P35 and S35 Aircraft, Serial Numbers D-6842 through D-7630, except Serial Numbers D-7610, D-7615, D-7617, D-7620, and D-7625 through D-7628.

Compliance required within 25 hours' time in service after the effective date of this AD, unless already accomplished.

To prevent the elevator control column stop fitting from binding between overtrimmed stops or going past the stops and jamming the control column in the full aft (up elevator) position, accomplish the following.

  (a) Remove the large inspection plate on the left firewall. With the control column in the most aft position, mark the contact area on the fixed stops, using the control column fitting stop as a guide. The combined contact area width on the two stops measured in a horizontal plane shall be at least 3/16 inch.

  (b) Fabricate and install a new elevator control fixed stop on aircraft having less than 3/16 inchcombined contact area width on the two stops measured in a horizontal plane in accordance with Beech Service Bulletin No. 64-19, or an FAA-approved equivalent. (Beech Service Bulletin No. 64-19, covers this same subject.)

This directive effective December 7, 1964.

## Affected data sheets (1) (OpenAirDocs)

The type certificate data sheets whose models the AD names.

- [TCDS 3A15](https://openairdocs.org/tcds/3A15): Textron Aviation Inc.; names 2 of 27 models: S35, P35

## 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: 778 (778 by airframe model, 0 by engine model)
- Makers: Beech 778

Models with the most aircraft:

- [Beech S35](https://openairdocs.org/model/beech-s35): 459 aircraft (airframe model)
- [Beech P35](https://openairdocs.org/model/beech-p35): 319 aircraft (airframe model)

All 2 models: https://openairdocs.org/ad/64-27-01/models.md
Every aircraft: https://openairdocs.org/ad/64-27-01/aircraft.md

Its text cites no advisory circulars or STCs.

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