KPSA3-50J20 is a plastic spur gear with a module of 3, 20 teeth, a pitch diameter of 60 mm, an outside diameter of 66 mm, a face width of 30 mm, and a keyway of 6 mm width by 2.8 mm depth, made of MC901 nylon with a 20° pressure angle and JIS B1702-1:1998 Grade N9 precision. The keyway conforms to JIS B1301 Js9 tolerance. Allowable torque and backlash values are calculated under assumed usage conditions. Dimensional stability is affected by temperature and humidity, and operation without lubrication with another plastic gear may cause heat buildup.
Module 3, 50 Tooth Nylon Hubless Spur Gear with 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 | KPSA3-50J20 | KPSA3-50J20 |
| Product Name | Plastic Spur Gears (metric) | Module 3, 50 Tooth Nylon Hubless Spur Gear with 20mm Finished Bore |
| Gear Type | Spur | Spur; Rack |
| Number of Teeth | 50 | 50 |
| Design | Metric | Metric |
| Pressure Angle | 20° | 20° |
| Material | Nylon | Nylon; Nylon / No Insert |
