14 C.F.R. § 121.237 Oil lines and fittings in designated fire zones.
Title 14 - Aeronautics and Space
Oil line and fittings in each designated fire zone must comply with §121.259.
Title 14: Aeronautics and Space
PART 121—OPERATING REQUIREMENTS: DOMESTIC, FLAG, AND SUPPLEMENTAL OPERATIONS
Subpart J—Special Airworthiness Requirements
§ 121.237 Oil lines and fittings in designated fire zones.
