AD 48-11-04
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Sky Enterprises, Inc. | RC-3 | Airworthiness Directives; Republic Model RC-3 Aircraft |
Unsafe Condition
The hydraulic pump handle attachment is insecure due to the use of self-locking nuts that may not provide adequate security.
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Required Actions
Replace four self-locking nuts with three AN 310-4 and one AN 310-5 castle nuts and cotters. Drill present clevis bolts for cotter or replace with two AN 24-17 and one AN 24-13 clevis bolts.
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Compliance Time
April 15, 1948
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Affected Aircraft
Republic Model RC-3 Aircraft as specified in Republic Service Bulletin No. 22
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Federal Register Abstract
Hydraulic Pump Handle
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_48-11-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-11-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Republic Model RC-3 Aircraft Subject: Hydraulic Pump Handle Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Sky Enterprises, Inc. Model: RC-3 Product Type: Aircraft Product Subtype: Small Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 48-11-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-11-04 SUBJECT HEADING: Airworthiness Directives; Republic Model RC-3 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-11-04 REPUBLIC: Applies to Model RC-3 Aircraft. Compliance required by April 15, 1948. To provide security for the hydraulic pump handle attachment, the four self-locking nuts now used should be replaced by three AN 310-4 and one AN 310-5 castle nuts and cotters. The fulcrum bolt is already drilled for a cotter. The present clevis bolts may be drilled for the cotter or may be replaced by two AN 24-17 and one AN 24-13 clevis bolts. (Republic Service Bulletin No. 22 covers this same subject.) FOOTER:
Document Text
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AD Final Rules - DRS_48-11-04.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-11-04 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Airworthiness Directives; Republic Model RC-3 Aircraft Subject: Hydraulic Pump Handle Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Sky Enterprises, Inc. Model: RC-3 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: 48-11-04 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-11-04 SUBJECT HEADING: Airworthiness Directives; Republic Model RC-3 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-11-04 REPUBLIC: Applies to Model RC-3 Aircraft. Compliance required by April 15, 1948. To provide security for the hydraulic pump handle attachment, the four self-locking nuts now used should be replaced by three AN 310-4 and one AN 310-5 castle nuts and cotters. The fulcrum bolt is already drilled for a cotter. The present clevis bolts may be drilled for the cotter or may be replaced by two AN 24-17 and one AN 24-13 clevis bolts. (Republic Service Bulletin No. 22 covers this same subject.) FOOTER:
Source: Official FAA Source ↗
Retrieved: Apr 8, 2026
Rights: U.S. Government Public Domain
This site is not affiliated with or endorsed by the FAA. Always verify with official sources.
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