标准摘要 Cross Reference: AMS2472,AMS4124,AMSQQA225/9,ARP1942,ARP4296,AS478,AS478J,AS4875,ASMEB46.1,ASMEY14.36,ASMEY14.5M,MIL-A-8625 展开完整摘要 英文名称FITTING, PLUG, PORT, STRAIGHT THREAD, O-RING SEAL