KF (QF) Lever Clamps (Aluminum) These lever clamps are used (in conjunction with a centering ring with fitted o-ring) for mating KF flanges. The KF (QF) flange is used for through- or foreline vacuum plumbing and for simple HV chamber ports. KF Lever Clamps Features: - Hinged, two-part device closed with a lever
- Available in either a polymer or aluminum construction
| Flange OD | Material | Weight lbs (kg) | PartNo | Price | | | | KF10-KF16 | Aluminum | 1/2 (0.22) | QF16-075-CHA | $23.80 | | | | KF25 | Aluminum | 3/4 (0.34) | QF25-100-CHA | $41.40 | | | | KF40 | Aluminum | 3/4 (0.34) | QF40-150-CHA | $42.60 | | | |