AD 88-21-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Textron Aviation Inc. | 58 | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 58A | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 58P | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 58PA | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 58TC | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 58TCA | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 95-B55 | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | 95-B55A | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | A36 | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
| aircraft | Textron Aviation Inc. | A36TC | Airworthiness Directives; Beech Model F33A, F33C, V35B, A36, A36TC, B36TC, 95-B55, 95-B55A, E-55, E-55A, 58, 58A, 58P, 58PA, 58TC and 58TCA Airplanes |
Unsafe Condition
Failure of the pilots and copilots seat attachment during an emergency landing condition.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Fill the three aft seat positioning holes in the center seat tracks of the pilot and copilot seats per Service Bulletin 2010, Revision 1, or install seat track reinforcement from Service Bulletin 2233. Inspect aft bolts on the two aft feet of both pilot and copilot seat frame assemblies to ensure AN960-10 washers are installed under the nuts. If washers are missing, install them prior to further flight.
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Compliance Time
within the next 100 hours time-in-service after the effective date of this AD, unless already accomplished
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Affected Aircraft
Beech Models F33A (CE-621-CE-1024), F33C (CJ-112-CJ-155), V35B (D-9830-D-10403), A36 (E-632-E-2110), A36TC/B36TC (EA-2-EA-388), 95-B55/95-B55A (TC-1918-TC-2456), E-55/E-55A (TE-1071-TE-1201), 58/58A (TH-579-TH-1395), 58P/58PA (TJ-12-TJ-443), 58TC/58TCA (TK-1-TK-150)
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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