KHK PSA Plastic Spur Gears without Hub
Looking for plastic spur gears without hub?
KHK PSA is part of the KHK standard gear range. Machined nylon gears without a hub.
What should I check when choosing this series?
Material: MC901 nylon.
Module / pitch options: 2, 2.5, 3.
Teeth across the listed models: 32–100.
Outside diameter across the listed models: 68–204 mm.
Examples from the model range
| Model | Module / pitch | Teeth | Outside diameter (mm) |
|---|---|---|---|
| PSA2-32 | 2 | 32 | 68 |
| PSA2-60 | 2 | 60 | 124 |
| PSA2.5-32 | 2.5 | 32 | 85 |
| PSA3-32 | 3 | 32 | 102 |
| PSA3-60 | 3 | 60 | 186 |
Which models are included?
PSA2-32, PSA2-35, PSA2-36, PSA2-40, PSA2-45, PSA2-48, PSA2-50, PSA2-55, PSA2-60, PSA2-65, PSA2-70, PSA2-75, PSA2-80, PSA2-85, PSA2-90, PSA2-95, PSA2-100, PSA2.5-32, PSA2.5-36, PSA2.5-40, PSA2.5-45, PSA2.5-48, PSA2.5-50, PSA2.5-55, PSA2.5-60, PSA3-32, PSA3-35, PSA3-36, PSA3-40, PSA3-45, PSA3-48, PSA3-50, PSA3-55, PSA3-60
How do I select the correct gear?
Start with the module or circular pitch and number of teeth, then confirm the mating gear or rack, shaft bore, mounting dimensions and required load capacity. Dimensions and ratings vary by model. Check the individual drawing and operating conditions before ordering.