KPS1-70J12 is a plastic spur gear from the KPS Module 1 series, with a 70-tooth count, 12 mm bore diameter, and a finished bore using a 4×1.8 mm set screw. It is made of MC901 nylon with a 20° pressure angle and standard full-depth teeth, conforming to JIS B1702-1:1998 grade N9 precision. The gear has an outer diameter of 72 mm, face width of 10 mm, and total length of 20 mm. The allowable torque is 0.057 N·m, with a backlash range of 0-0.36 mm. Set screws are included for the tapped hole. Without lubrication, pairing with steel gears is recommended to prevent heat and dilation.
Module 1, 70 Tooth Nylon Spur Gear with Hub and 12mm Finished Bore
Our plastic spur gears are available in a variety of materials, including:
With a variety of fastening styles, including:
You May Also Need:
Shafts
Bearings
Couplings
For custom components or modifications to a standard part, call us or submit an RFQ.
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Design of Plastic Gears and General Considerations of Plastic Gearing
How to Achieve Optimum Performance in a Miniature Gear Train
| QTC METRIC GEARS | Stock Drive Products & Sterling Instrument - SDP/SI | |
|---|---|---|
| Product Category | Gears | Gears |
| Product Number | KPS1-70J12 | KPS1-70J12 |
| Product Name | Plastic Spur Gears (metric) | Module 1, 70 Tooth Nylon Spur Gear with Hub and 12mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 70 | 70 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
