8" 4 jaw Self Centering Scroll Lathe Chucks Solid Jaws
SKU
202-5474
$356.10
In stock
Shipping UPS Ground
Details
| Mfg SKU # | 202-5474 |
|---|---|
| Lathe Chuck Category | Self Centering Scroll Chucks |
| Brand | Shars Tool |
| chuck diameter | 8 |
| Thru Hole Size | 2.559 |
| mounting | plain back |
| Bolt Circle Diameter | 7.087 |
| chuck thickness | 2.952 |
| TIR (inch) | 0.0039 |
| jaw movement | self centering |
| Number of Jaws | 4 |
| Maximum RPM | 2000 |
| Maximum Torque Nm | 250 |
Spotlight
- Semi-steel chuck body made from high quality cast iron
- Each pinion is ground and hardened to HRC 43
- Both sides of the jaw teeth and guides are ground and hardened to HRC 58-62
- Each set of jaws are serialized in their own set
- A serialized set of jaws are then finished, ground, and lapped on their designated chuck body which will be the same chuck body on the final assembly to achieve a greater accuracy
- Before assembling the jaws to its designated chuck body, the jaws finish machining is performed on a close tolerance state of the art CNC machine from Japan
- The scroll plate's thread flank are ground on both sides to achieve tighter contact with the master jaw
- Each chuck has gone through rigorous accuracy and repeatability inspection by clamping and jamming multiple random testing rods or rings
- Accuracy is maintained for the entire clamping range
- Internal Jaw:
- Clamping Range A-A1: 0.157-3.346"
- Jamming Range B-B1: 2.559-7.874"
- External Jaw
- Clamping Range C-C1: 2.559-7.874"
What’s Included
- 2 set of jaws: inside jaw set and outside jaw set
- 3 piece of mounting screws for the lathe chuck back plate
- 1 hexagon wrench
