AD 69-10-01
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sabreliner Corporation | NA-265 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-20 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-30 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-40 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-60 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-65 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-70 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
| aircraft | Sabreliner Corporation | NA-265-80 | Airworthiness Directives; NORTH AMERICAN ROCKWELL Models NA-265 Series Aircraft |
Unsafe Condition
Failure of the main landing gear pistons due to insufficient rework or inspection of the lower inside diameter.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Inspect and rework the lower inside diameter of the piston as per Service Bulletin 69-2, or replace with identified parts having 'L', 'R', or 'T' suffixes or approved pistons. Compliance required within specified timeframes based on piston part numbers and serial numbers.
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
Within 15 hours time in service after the effective date for Part I pistons, and within 300 hours time in service after the effective date for Part II pistons.
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Sabreliner Corporation NA-265 series aircraft with main landing gear pistons P/N 174447, 174448, 174981, 174982, 2573965, 2573966, 1127L011-1, or 1127L011-2, excluding those with serial numbers altered per Service Bulletin 69-2.
AI-generated summary from the source AD text. Verify against the official source before acting.
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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