Open top cap for use with GL screw threads. The cap combined with the CG-197 sealing ring will accommodate tubing of the listed diameter. Cap is made from PPS (polyphenylsiloxan) and will withstand temperatures up to 250°C.
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![](https://cdn11.bigcommerce.com/s-rwpmfh/product_images/uploaded_images/moved-83e5da512a406160082521a0a3074673.png)
GL-14 Aperture:
9.5mm
GL-18 Aperture:
11mm
Brand:
Chemglass