AD 48-15-02
Applicability
| Type | Manufacturer | Model | Details |
|---|---|---|---|
| aircraft | Martin-Marietta Corporation | 202 | Martin Model 202 Aircraft |
Unsafe Condition
The oil tank vent line (Martin P/N 2021A83751) may not be fire resistant, posing a fire hazard.
AI-generated summary from the source AD text. Verify against the official source before acting.
Required Actions
Replace the oil tank vent line with fire resistant hose (Martin P/N 2021A84127 or equivalent).
AI-generated summary from the source AD text. Verify against the official source before acting.
Compliance Time
July 1, 1948
AI-generated summary from the source AD text. Verify against the official source before acting.
Affected Aircraft
Martin-Marietta Corporation Model 202 Aircraft
AI-generated summary from the source AD text. Verify against the official source before acting.
Federal Register Abstract
Oil Tank Vent Hose
Applicability Source Text
Show captured applicability text from the source AD
AD Final Rules - DRS_48-15-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-15-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Martin Model 202 Aircraft Subject: Oil Tank Vent Hose Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 Product Type: Aircraft Product Subtype: Large Airplane Affected AD: Superseded AD: Affected By: Superseded By: Service/Office: Office of Primary Responsibility: CFR Part Reference: Part 39 Comments: AIRWORTHINESS DIRECTIVES FINAL RULES: 48-15-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-15-02 SUBJECT HEADING: Martin Model 202 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-15-02 MARTIN: Applies to Model 202 Aircraft. Compliance required by July 1, 1948. As a fire protection measure, replace the oil tank vent line (Martin P/N 2021A83751) running forward from the firewall, with fire resistant hose (Martin P/N 2021A84127 or equivalent). (Martin Maintenance Note No. 28 dated January 22, 1948, covers this same subject.) FOOTER:
Document Text
Show stored source text (verify against official source)
AD Final Rules - DRS_48-15-02.html Copy URL Print/Save as PDF Document Versions Feedback Details AD Number: 48-15-02 Document Type: AD Final Rules Docket Number: Unknown Subject Heading: Martin Model 202 Aircraft Subject: Oil Tank Vent Hose Status: Current Citation: This information is not available. Citation Publish Date: Effective Date: Make: Martin-Marietta Corporation Model: 202 Product Type: Aircraft Product Subtype: Large 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: 48-15-02 CITATION: This information is not available. PAGE NUMBER: DOCKET NUMBER: Unknown AMENDMENT: AD NUMBER: 48-15-02 SUBJECT HEADING: Martin Model 202 Aircraft ACTION: SUMMARY: DATES: ADDRESSES: FOR FURTHER INFORMATION CONTACT: SUPPLEMENTARY INFORMATION: REGULATORY TEXT: 48-15-02 MARTIN: Applies to Model 202 Aircraft. Compliance required by July 1, 1948. As a fire protection measure, replace the oil tank vent line (Martin P/N 2021A83751) running forward from the firewall, with fire resistant hose (Martin P/N 2021A84127 or equivalent). (Martin Maintenance Note No. 28 dated January 22, 1948, 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.
Related Airworthiness Directives
71-09-06
final ruleAirworthiness Directives; MARTIN AIRCRAFT Models 202, 202A and 404 Airplanes
Unsafe Condition: Cracks or corrosion in the main landing gear aluminum gland nut, P/N 202SD81548 (Menasco Drawing No. 511034).
67-19-04
final ruleAirworthiness Directives; MARTIN Models 202, 202A and 404 Airplanes
Unsafe Condition: Cracks and corrosion in the engine mounts, specifically in the tubular members and welds, which could lead to structural failure of the engine mounts.
67-14-06
final ruleMARTIN Models 202, 202A, and 404 Series Airplanes
Unsafe Condition: Cracks in the lower spar cap, spar web inboard of the outer panel closing rib, and vertical angle attaching the web to the outer panel closing rib in the front spars of the outer wing panels at 25%...
66-08-04
final ruleAirworthiness Directives; MARTIN Models 202, 202A, and 404 Airplanes
Unsafe Condition: Cracks in the piston of the piston and fork assembly of the nose landing gear, specifically part number 202SD84483, could lead to failure of the nose landing gear assembly.