JN-RA series
Scroll chuck with direct mount short taper and 2 piece jaw
2-piece jaw, Short taper
JN-RA series
- Direct mount to JIS and ISO spindle short taper without adaptor
- A set of hard jaws is included as standard and optional soft jaws are available.
- Steel body for high rigidity, high durability and high rotational speed
Product Specifications
| Model | JN06RA5 | JN07RA5 | JN08RA6 | JN09RA6 | |
|---|---|---|---|---|---|
| Gripping Range (mm) Min. - Max. | External Gripping | 3～160 | 4～180 | 4～200 | 5～220 |
| Internal Gripping | 55～150 | 62～170 | 69～190 | 70～210 | |
| Handle Torque (N･m) | 88.3 | 107.9 | 107.9 | 147 | |
| Max. Static Gripping Force (kN) | 31 | 31 | 31 | 37 | |
| Max. Speed (min-1) | 4000 | 3500 | 3200 | 2900 | |
| Moment of Inertia (kg･m2) | 0.035 | 0.068 | 0.103 | 0.170 | |
| Net Weight (kg) | 9.3 | 13.4 | 18.0 | 23.5 | |
| Matching Jaw | Soft Jaw | - | - | - | - |
| Hard Jaw | HBS06C | HBS07C | HBS07C | HBS09C | |
| Outline Drawing |  | | | | |
| DXF |  | | | | |
| DWG |  | | | | |
| Model | JN10RA6 | JN10RA8 | JN12RA6 | JN12RA8 | |
|---|---|---|---|---|---|
| Gripping Range (mm)Min. - Max. | External Gripping | 5～260 | 5～260 | 10～300 | 10～300 |
| Internal Gripping | 80～250 | 80～250 | 90～290 | 90～290 | |
| Handle Torque (N･m) | 176.5 | 176.5 | 206 | 206 | |
| Max. Static Gripping Force (kN) | 46 | 46 | 55 | 55 | |
| Max. Speed (min-1) | 2500 | 2500 | 2200 | 2200 | |
| Moment of Inertia (kg･m2) | 0.275 | 0.280 | 0.595 | 0.608 | |
| Net Weight (kg) | 30.5 | 31.0 | 44 | 45 | |
| Matching Jaw | Soft Jaw | - | - | - | - |
| Hard Jaw | HBS10C | HBS10C | HBS12C | HBS12C | |
| Outline Drawing | | | | | |
| DXF | | | | | |
| DWG | | | | | |
