ISO 6149-1:2019 Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 1: Ports with truncated housing for O-ring seal
2022ISO 6149-1:2022 Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 1: Ports with truncated housing for O-ring seal
2019ISO 6149-1:2019 Connections for hydraulic fluid power and general use — Ports and stud ends with ISO 261 metric threads and O-ring sealing — Part 1: Ports with truncated housing for O-ring seal
2006ISO 6149-1:2006 Connections for hydraulic fluid power and general use - Ports and stud ends with ISO 261 metric threads and O-ring sealing - Part 1: Ports with truncated housing for O-ring seal
1993ISO 6149-1:1993 Connections for fluid power and general use; ports and stud ends with ISO 261 threads and O-ring sealing; part 1: ports with O-ring seal in truncated housing