It is possible to use the same MG41 gearbox in combination with different Spindle Units, for different applications. The Spindle Unit is fixed to the MG41 gearbox with 4 M12 bolts with 19 mm head. A different Spindle unit can be fitted in a minute. It is precisely positioned by four hardened female / male cones giving a solid connection.
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Technical data
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ST1 / ST2
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Max power throughput: |
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Spindle thread: |
1-1/4" - 7 UNC |
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Width: |
184 mm |
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Height incl. spindle: |
205 mm |
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Depth: |
298 mm |
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Weight: |
7.3 kg |
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All technical data can be subject to change without notice.
Spindle rpm with spindle units ST2 and ST3 :
Pentpak 25 +
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1:st gear
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2:nd gear |
3:rd gear |
4:th gear |
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25 cc motor + ST2: |
120 rpm |
195 rpm |
335 rpm |
530 rpm |
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25 cc motor + ST3: |
250 rpm |
395 |
680 |
1080 |
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Pentpak 20/15 +
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1:st gear
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2:nd gear
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3:rd gear
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4:th gear
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25 cc motor + ST2: |
65 rpm |
100 rpm |
175 rpm |
280 rpm |
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25 cc motor + ST3: |
130 rpm |
210 rpm |
360 rpm |
570 rpm |
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16 cc motor + ST2: |
100 rpm |
160 rpm |
275 rpm |
425 rpm |
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16 cc motor + ST3: |
205 rpm |
325 rpm |
560 rpm |
890 rpm |
Torque with spindle units ST2 and ST3 :
Pentpak 25 +
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1:st gear
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2:nd gear |
3:rd gear |
4:th gear |
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25 cc motor + ST2: |
1010 Nm |
630 Nm |
370 Nm |
230 Nm |
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25 cc motor + ST3: |
490 Nm |
310 Nm |
180 Nm |
115 Nm |
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Pentpak 20/15 +
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1:st gear
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2:nd gear
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3:rd gear
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4:th gear
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25 cc motor + ST2: |
1010 Nm |
630 Nm |
370 Nm |
230 Nm |
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25 cc motor + ST3: |
490 Nm |
310 Nm |
180 Nm |
115 Nm |
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16 cc motor + ST2: |
865 Nm |
540 Nm |
315 Nm |
200 Nm |
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16 cc motor + ST3: |
420 Nm |
265 Nm |
155 Nm |
100 Nm |