PTFEO Ring P4 [Specifications] <br>Product number: P4<br>Nominal number: P4<br>Material: PTFE<br>O-ring dimensions W (mm): 1.9±0.08<br>O-ring dimensions d (mm): 3.8±0.14<br>O-ring dimensions D (mm): 7.6<font color=red>Returns and exchanges due to customer convenience are accepted只有当他们未经打开或未使用时。选择尺寸和材料时，请小心。 </font>
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