5.5in O-Ring Flat Flange, Tube ID 130mm, Tube OD 140mm, O-Ring Size 359, each

Original price was: $200.53.Current price is: $50.13.

SKU: CG-138-05 Category: Lab Supplies and Equipment

Description
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Description

5.5in O-Ring Flat Flange, Tube ID: 130mm, Tube OD: 140mm, O-Ring Size 359. Similar to CG-135 flange but with the mating end of the flange having a precision formed o-ring groove instead of being ground. Joint provides a grease-free vacuum tight seal when used with the CG-139 clamp. O-ring is included with each flange and can be ordered separately, see CG-305. Made in the United States.