RNY进口密封阪上SAKAGAMI日本sakagami阪上RNY型孔用Y型密封圈RNY-1616*24*5.1RNY-1818*26*5.1RNY-2020*28*5.1RNY-4040*50*6.2RNY-4545*55*6.2RNY-45A45*56*7.2RNY-5050*60*6.2RNY-5555*65*6.2RNY-5656*66*6.2RNY-6060*70*6.2RNY-60A60*71*7.2RNY-6363*73*6.2RNY-6565*75*6.2RNY-65B65*78*8.2RNY-7070*80*6.2RNY-70B70*85*9.2RNY-7171*80*6.2RNY-7575*85*6.2RNY-75B75*90*9.2RNY-8080*90*6.2RNY-80B80*95*9.2RNY-8585*100*9.2RNY-9090*105*9.2RNY-100100*115*9.2RNY-110110*125*9.2RNY-112112*125*8.7RNY-125125*140*9.2RNY-140140*155*9.2RNY-160160*175*9.2RNY-180180*200*12.2)