AD 74-12-02

final rule
Data completeness: 70%

Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft

AD Number
74-12-02
Status
final_rule
Effective Date
Product Category
aircraft
Docket
Unknown
FR Citation
This information is not available.

Applicability

TypeManufacturerModelDetails
aircraft Textron Aviation Inc. 36 Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft
aircraft Textron Aviation Inc. 58 Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft
aircraft Textron Aviation Inc. 58A Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft
aircraft Textron Aviation Inc. 60 Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft
aircraft Textron Aviation Inc. A36 Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft
aircraft Textron Aviation Inc. A60 Airworthiness Directives; BEECH Models 36, A36, 58, 58A, 60 and A60 Aircraft

Unsafe Condition

Failure of the aft-facing seat back supports could result in inadequate structural protection during minor crash conditions.

AI-generated summary from the source AD text. Verify against the official source before acting.

Required Actions

Install two improved seat back supports on each aft-facing seat in accordance with Beechcraft Service Instruction No. 0591-314, Rev. 1, or later approved revisions or equivalent approved by the FAA. Use part numbers 58-530193-1 for Models 36, A36, 58, 58A, and 60, and 58-530193-3 for Model A60.

AI-generated summary from the source AD text. Verify against the official source before acting.

Compliance Time

within the next 100 hours' time in service after the effective date of this AD

AI-generated summary from the source AD text. Verify against the official source before acting.

Affected Aircraft

BEECH Models 36 (E-1 to E-434), A36 (E-1 to E-434), 58 (TH-1 to TH-335), 58A (TH-1 to TH-335), 60 (P-4 to P-240), and A60 (P-4 to P-240) aircraft equipped with optional aft-facing seats.

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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