标准摘要
Cross Reference: AMS2417,AMS6274,ASME B 46.1,ASTM A 675,ASTMA304,ASTMA576,FED-QQ-C-320,FED-QQ-P-416,FED-QQ-S-700,FED-STD-66,MIL-PRF-81322
英文名称BEARING, ROLLER, NEEDLE-DOUBLE ROW, HEAVY DUTY, TRACK ROLLER, TYPE VI, ANTIFRICTION, INCH