FAG 7304B.O
FAG 7304B.O,20 mm。 :FAG7304B.O:7304B.O:7304 B/DB:FAG::20 mm baike.sogou.com/v
Word 1FAG 7304 B TVP , SKF 、 NSK , FAG DIN 628 1 , α = 40° Q:2297442533 13710
7304B/DB 7303B/DB 7300B/DB 7302B/DB 7301B/DB 7301 20 42 12 KOYO 6304 Z 20 52 15 FAG 6304 Z 20 52 15