AD 60-09-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Univair Aircraft Corporation | 415-C | Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft |
| aircraft | Univair Aircraft Corporation | 415-CD | Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft |
| aircraft | Univair Aircraft Corporation | 415-D | Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft |
| aircraft | Univair Aircraft Corporation | F-1 | Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft |
Unsafe Condition
Bolts used to attach the forged aluminum scissors to the electrol nose gear were found to be brittle, which could cause failure and the nose wheel turning crosswise during landing.
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Required Actions
Replace bolts P/N 415-34330 with AN 5-26 bolts, AN 960 washers (two per bolt), and AN 310-5 nuts. Ensure the tightened nut does not cause binding.
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Compliance Time
not later than July 1, 1960
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Affected Aircraft
Forney Model Erco 415 Series and Aircoupe F-1 Aircraft, serial numbers 1 through 5678 incorporating Electrol Hose Gear with Aluminum Scissors.
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Federal Register Abstract
Nose gear bolts
Applicability Source Text
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AD Final Rules - DRS_60-09-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 60-09-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft Subject: Nose gear bolts Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Univair Aircraft Corporation Model: 415-C | 415-CD | 415-D | F-1 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 60-09-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 60-09-02 SUBJECT HEADING: Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 60-09-02 FORNEY: Amdt. 137 Part 507 Federal Register April 30, 1960. Applies to Models Erco 415 Series and Aircoupe F-1 Aircraft Serial Numbers 1 Through 5678 Incorporating Electrol Hose Gear With Aluminum Scissors. Compliance required not later than July 1, 1960. Bolts used to attach the forged aluminum scissors to the electrol nose gear were found to be brittle. To preclude failure of these bolts and the danger of the nose wheel turning crosswise during landing, the following shall be accomplished: Replace bolts, P/N 415-34330, with AN 5-26 bolts, AN 960 washers (two per bolt) and AN 310-5 nuts. The tightened nut must not cause binding. (Forney Service Bulletin No. 103 covers this same subject.) FOOTER:
Document Text
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AD Final Rules - DRS_60-09-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 60-09-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft Subject: Nose gear bolts Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Univair Aircraft Corporation Model: 415-C | 415-CD | 415-D | F-1 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 60-09-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 60-09-02 SUBJECT HEADING: Airworthiness Directives; Forney Model Erco 415 Series and Aircoupe F-1 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 60-09-02 FORNEY: Amdt. 137 Part 507 Federal Register April 30, 1960. Applies to Models Erco 415 Series and Aircoupe F-1 Aircraft Serial Numbers 1 Through 5678 Incorporating Electrol Hose Gear With Aluminum Scissors. Compliance required not later than July 1, 1960. Bolts used to attach the forged aluminum scissors to the electrol nose gear were found to be brittle. To preclude failure of these bolts and the danger of the nose wheel turning crosswise during landing, the following shall be accomplished: Replace bolts, P/N 415-34330, with AN 5-26 bolts, AN 960 washers (two per bolt) and AN 310-5 nuts. The tightened nut must not cause binding. (Forney Service Bulletin No. 103 covers this same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
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