标准摘要 Cross Reference: AMS2645,AMS2645K,AMS5731,AMS7477,ANSI/ASME/B46.1,ANSI/Y14.5,AS478,AS478J,MIL-S-8879 展开完整摘要 英文名称SCREW, MACHINE - HEXAGON HEAD, PD SHANK, CRES AMS5731 (UNS S66286), .164-36 UNJF-3A