P Series Performance Overview
Gearhead Size Nominal Output Torque
Nm
Torsional Backlash¹
arcmin
Input Speed Max. (Cyclic)
rpm
Axial Load Max.
N
Radial Load Max.²
N
Torsional Stiffness
arcmin
Stage 1 2 1 2 1 2 1 2 1 2 1 2
P2 16 ≤6 ≤8 8000 8000 R:500;  D: --    Z: --  R:1200;  D: --    Z: --  1.9
P3 45 ≤4 ≤5 8000 8000 R:1000;  D:1400;  Z:600 R:2500;  D:2750;  Z:3000 5
P4 85 ≤4 ≤5 7000 8000 R:1500;  D:2250;  Z:1000 R:4000;  D:4500;  Z:5000 11
P5 210 ≤3 ≤4 6500 7000 R:2300;  D:3500;  Z:1600 R:6500;  D:7000;  Z:8000 33
P7 440 ≤3 ≤4 6000 6500 R:2900;  D:4500;  Z:2000 R:8000;  D:9000;  Z:10,000 55
P8 1000 ≤3 ≤4 4500 6000 R:4700;  D:7500;  Z:3600 R:13,000;  D:15,000;  Z:18,000 176
P9 2000 ≤3 ≤4 4000 4500 R:6000;  D:10,000;  Z:5000 R:18,000;  D:20,000;  Z:27,000 350 340
Notes
1)  Tested at 1.5% of nominal torque and recorded on the output side of the gearhead. For lower backlash, contact STOBER technical support.
2)  Rating based on output speed (n2) of 20 RPM.
3)  Two stage

Output Bearing Options

bearings
Output Shaft Load

radial axial