封圈规格：O型密封圈尺寸系列公称外径D公称内径d断面直径d0实际内径公称外径D公称内径d断面直径d0实际内径公称外径D公称内径d断面直径d0实际内径d1偏差d1偏差d1偏差521.91.70.1268*633.162.50.244383.537.60.2632.770*6564.5453938.6743.775*7069.5464039.6854.780*7574.5484241.6965.785*8079.50.4504443.61076.790*8584.5514544.61187.795*9089.5544847.61298.7100*9594.5554948.613109.7105*10099.5565049.6-141110.7110*105104.5-50405.739.40.414102.49.60.13115*110109.5-554544.4151110.6120*115114.50.5605049.4161211.6125*12011