Stainless Steel ISO One-Piece Double-Claw Clamp
A one-piece double-hook body engages the flange backs at two hooked faces and tightens through a threaded fastener.
Material | SS304 |
|---|---|
Connection | Clamp |
Product overview
Vacuum clamping construction
Stainless Steel ISO One-Piece Double-Claw Clamp: A one-piece double-hook body engages the flange backs at two hooked faces and tightens through a threaded fastener.
ISO flange fastening
ISO-K connections use clamp fasteners, while ISO-F connections use nuts and bolts. In the illustrated clamp connection, the claws engage behind the flange edges and the threaded fastener draws the faces together. A separate centring ring and O-ring sit between the flange faces.
Technical specifications
Product series
- Clamping interface
- ISO vacuum (Product series)
Construction & finish
- Manufacturing process
- CNC Lathe Machine (Body surface and manufacture)
- Surface roughness
- Ra≤0.8 (Body surface and manufacture)
JOC-VCISO-DC / ISO-KF Double Claw Clamp
Applies to ISO vacuum double claw clamps across listed flange sizes; verify bolt thread (B) and flange grip thickness (C).

| Size | A | B (Bolt thread) | C |
|---|---|---|---|
| KF63ISO | 60 | M8 | 20-33 |
| KF250ISO | 68 | M10 | 20-33 |
| KF320ISO | 83 | M12x83 | 26-46 |
| KF630ISO | 96 | M12x95 | 30-60 |
Dimension symbols
- C
- flange clamping thickness range
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