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Kurt J. Lesker Company | KF (QF) HV O-Rings & Centering Rings | Enabling Technology for a Better World
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Material considerations for O-rings used in vacuum and clean-critical environments - UC Components, Inc.
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Amazon.com: Set of 1 NW/KF-50 Aluminum Vacuum Clamps + Aluminum Centering O- rings with FKM/Viton Seal , Vacuum Part : Industrial & Scientific
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Ideal Vacuum | ISO 320 Centering Ring Aluminum with Neoprene O-Ring, NW-320 Vacuum Flange Size, Typically Used With 12 Inch O.D. (304.8 mm) Tubing
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