Schunk ROTA NCK 210
INOZet® WTS021-WV04



WTS021-WV04
Turns your 3-jaw chuck into a compensating 6-jaw chuck. 1 set = 3 pendulum bridges.
Mounting on your chuck
| Manufacturer | Schunk |
|---|---|
| Chuck | ROTA NCK 210 |
| Chuck size Ø | 210 mm |
| Jaw connection | Serration V = 1,5mm x 60° |
| Key / slot width N | 14 mm |
| T-nut / base jaw | WN12 |
General technical data
| Grip range ext. Ø | 50–210 mm |
|---|---|
| Grip range int. Ø | 110–210 mm |
| Swing Ø without jaws | 228 mmwith ideal set-up; actual swing may deviate |
| Width B | 123 mm |
| Height H (without jaws) | 37,5 mm |
| Length L | 95 mm |
| Weight per set | 6,3 kg |
| Serration V1 | 2 x 60°Top-jaw connection |
| Slot width N1 | 10 mmTop-jaw connection |
T-nuts for the pendulum bridges · Selected automatically
T-nut WN12 is needed. Its type (single or double) is not listed on the T-nut page, so the quantity is 3 or 6. HWR will confirm it with your quote.
Top jaws
Tick the top jaws you want. The T-nuts for the jaws are added automatically.

Hard adjustagrip jaws · WT(S)021
1 · Set of 6
| Select | Type | Ident-No. | Material | Grip range ext. Ø | Grip range int. Ø | SK Ø | B | H | L | K | J | Serration | N | T | G | T-nut | kg / set | Sets |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WU10 | 760010 | 16MnCr5 | 50–210 | 110–210 | 295 | 27 | 35 | 73,5 | 10 | 18 | 2,0 mm x 60° | 10 | 15 | M5 | GP05 | 1,8 |

Soft top jaws · WT(S)021
5 · Set of 6
| Select | Type | Ident-No. | Design | Material | B | H | L | K | J | Serration | N | T-nut | kg / set | Sets |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| WI10 | 770010 | I | 16MnCr5 | 27 | 35 | 80 | 10 | 18 | 2,0 mm x 60° | 10 | GP05 | 2,6 | ||
| WI30 | 770030 | I | Alu | 27 | 35 | 80 | 10 | 18 | 2,0 mm x 60° | 10 | GP05 | 0,9 | ||
| WI31 | 770031 | I | 16MnCr5 | 27 | 35 | 80 | 31 | 18 | 2,0 mm x 60° | 10 | GP05 | 2,5 | ||
| WI32 | 770032 | I | Alu | 40 | 35 | 80 | 10 | 18 | 2,0 mm x 60° | 10 | GP05 | 1,5 | ||
| WI33 | 770033 | I | Alu | 27 | 50 | 80 | 10 | 18 | 2,0 mm x 60° | 10 | GP05 | 1,4 |
Height pins
Height pins are available for hard jaws. Tick a hard jaw above to see them.
Grease & tools
| Select | Item | Ident-No. | Qty | |
|---|---|---|---|---|
| Special grease for INOZet® | 800001 | EP01, 400 ml cartridge | ||
| Lever grease gun | 800008 | For 400 ml cartridge, DIN 1283, with mouth-piece for ball grease nipples |
Your configuration
| Pos. | Item | Ident-No. | Qty | Note | |
|---|---|---|---|---|---|
| 1 | WTS021-WV04 | 751098 | 1 | Pendulum bridges · 3 → 6 | Schunk ROTA NCK 210 |
| 2 | WN12 | — | 3 / 6 | T-nut | for pendulum bridges · to be confirmed |
Chuck not in the list, special jaws, other sizes? Describe it and we will quote it.


