星型圈X型圈内231.02/236/240.67/243.2/247.02/253.37/256*6.99

丁晴线径6.99mm星型密封圈NBR

星型圈X型圈内231.02/236/240.67/243.2/247.02/253.37/256*6.99

高端星型圈215.27/221.62/227.97/231.02/234.32*6.99X型圈

星型密封圈/X型圈丁腈NBR氟胶221.62/227.97/231.02/234.32*6.99

QR星型圈丁腈X形密封圈221.63/223.5/227.97/231.02/234.32*6.99

丁腈氟胶星型圈X型圈美标密封