The JUN2002 edition of SAE J1453 was published as a single document covering the requirements for Inch O-ring face seal connectors with SAE J1926-2 inch stud ends. In 1995 ISO 8434-3 was published covering the requirements for O-ring face seal connectors to ISO 6149-2 metric stud ends. This revision of SAE J1453 adopts the parts covered within ISO 8434-3 and the rationalized dimensions from ISO 8434-3 for both the inch and metric stud end face seal connectors. SAE J1453 has been organized into three sections as follows: 1. SAE J1453-1 Specifications for O-ring Face Seal Connectors: Part 1-Tube Connection Details and Common Requirements for Performance and Test 2. SAE J1453-2 Specifications for O-ring Face Seal Connectors: Part 2-Requirements, Dimensions and Tests for Steel Unions, Bulkheads, Swivels, Braze Sleeve Connectors, Caps, and Connectors with ISO 6149-2 Metric Stud Ends 3. SAE J1453-3 Specifications for O-ring Face Seal Connectors: Part 3-Requirements, Dimensions and Tests for Steel Unions, Bulkheads, Swivels, Braze Sleeve Connectors, Caps, and Connectors with SAE J1926-2, Inch Stud Ends