KPS2-28J20 is a plastic spur gear in the KPS series with a module of 2, 20 teeth, a pitch diameter of 40 mm, an outside diameter of 45 mm, a face width of 5 mm, a hub diameter of 20 mm, and a hub width of 10 mm. It features a keyway of 6 x 2.8 mm and an M5 set screw. Made of MC901 nylon, it has a JIS grade S1 precision rating and a tooth hardness of 115-120 HRR. The allowable torque is 7.54 N·m (0.77 kgf·m), with a theoretical backlash of 0-0.44 mm. It includes a set screw and is designed for parallel axis applications. Plastic gears of this series are susceptible to dimensional changes from temperature and humidity, and should not be subjected to secondary operations without caution. The set screw must not exceed 0.38 N·m torque when tightened.
Module 2, 28 Tooth Nylon Spur Gear with Hub and 20mm 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 | KPS2-28J20 | KPS2-28J20 |
| Product Name | Plastic Spur Gears (metric) | Module 2, 28 Tooth Nylon Spur Gear with Hub and 20mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 28 | 28 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
